Space Weekly Review 2026-06-13

Week In Review

Two strands of the modern space enterprise pulled forward at once this week. On the exploration side, China’s Tianwen-2 spacecraft slipped into orbit around the tiny near-Earth asteroid Kamoʻoalewa on June 7, kicking off the closest study yet of an object that may — or may not — be a fragment of the Moon. Two days later, NASA named the four-person crew for Artemis III, the rendezvous-and-docking shakedown that has to work before astronauts return to the lunar surface. And the Katalyst LINK servicing spacecraft was integrated onto its Pegasus XL launcher for an audacious robotic rescue of NASA’s aging Swift telescope, while SpaceX flew a Falcon 9 first stage for the 35th time and pushed the Starlink constellation past 10,580 active satellites. The connective thread across all four stories is operational: humans and their machines are now doing things in space that were considered moonshot ideas a decade ago — extending missions, refueling assets, building reusable infrastructure — on a routine schedule.

The science side returned a similarly rich harvest. The James Webb Space Telescope delivered what NASA calls the strongest evidence yet for “black hole stars” — a long-suspected class of supermassive black holes wrapped in dense, shining shells of gas, observed just 600 million years after the Big Bang. JWST also resolved stark differences between the dawn and dusk skies of WASP-121 b, an ultra-hot Jupiter whose atmospheric chemistry shifts dramatically across its terminator. A separate Nature Astronomy paper reported the first multiwavelength variability ever measured in a quasar from cosmic dawn, providing direct structural evidence about how the earliest supermassive accretion disks worked. Together, these results sketch out an early universe that built its largest objects faster and more chaotically than anyone expected even a few years ago.

Closer to home, planetary science yielded its own surprises. A lunar meteorite picked up in the Sahara revealed a previously unknown 3.5-billion-year-old asteroid impact that lines up with similarly aged impact records on Earth and in the asteroid belt — three independent worlds reading the same violent moment. NASA’s Curiosity rover, meanwhile, began drilling into Mars’ enigmatic boxwork formations, targeting bedrock that may preserve evidence of ancient subsurface habitability. And looking forward to construction on the Moon itself, University of Florida researchers showed that lunar regolith can be laser-bent into precisely shaped glass parts — a step toward building structures with what’s already there rather than launching them from Earth. The week’s items, taken together, sketch a space sector in which exploration, science, and infrastructure are increasingly the same project.

Items

Tianwen-2 Enters Orbit Around Kamoʻoalewa

China’s Tianwen-2 spacecraft completed orbital insertion around the near-Earth asteroid 469219 Kamoʻoalewa on June 7, ending a 13-month interplanetary cruise from its May 2025 launch. The probe will spend several weeks in a survey phase before attempting sample collection in July, with samples expected to return to Earth in late 2026 or early 2027.

Kamoʻoalewa is unusually small for a visited asteroid — estimated at 40 to 100 meters across — and rotates extremely quickly, complicating the rendezvous. The object was discovered by astronomers at the University of Hawaiʻi’s Pan-STARRS survey in 2016, and a 2021 follow-up by a UH-led team suggested that its reflectance spectrum resembled lunar material, raising the tantalizing possibility that Kamoʻoalewa is a chunk blown off the Moon by an ancient impact.

That hypothesis has been challenged in recent weeks by new research arguing the asteroid more likely originated from the Flora family in the inner main belt, with a surface heavily altered by space weathering. Tianwen-2’s direct sampling is now positioned to settle a question that competing remote-sensing studies have been unable to resolve.

Beyond the science, the mission marks a milestone for amateur space tracking: independent radio astronomers successfully decoded Tianwen-2’s telemetry during the approach phase using open-source software and publicly released signal recordings, an unprecedented level of citizen participation in a deep-space mission. If sample return succeeds, Kamoʻoalewa will become the smallest object from which humanity has ever brought back material.

Source: University of Hawaiʻi System News

NASA Names Artemis III Crew

On June 9 at Johnson Space Center, NASA introduced the four astronauts assigned to Artemis III: NASA’s Andre Douglas, Frank Rubio, and Randy Bresnik, joined by the European Space Agency’s Luca Parmitano. Bob Hines was named as a backup capable of substituting into any role. Parmitano’s selection marks the first time an ESA astronaut has been assigned to an Artemis mission, formalizing Europe’s stake in the human return to the Moon.

The mission itself has been reframed since earlier planning. Rather than landing crew on the lunar surface, Artemis III will now fly to Earth orbit in 2027 to rendezvous with — and demonstrate docking against — the two commercial lunar landers being developed by SpaceX and Blue Origin. Surface operations have shifted to Artemis IV, currently targeted for 2028. Norm Knight, NASA’s Flight Operations Director, described the rescoped flight as “one of the most complex that NASA has undertaken.”

The rescope reflects the program’s underlying engineering reality: neither the Starship Human Landing System nor Blue Origin’s Mark 2 lander is yet flight-proven for crewed lunar operations, and orbital validation of the rendezvous and docking interfaces is a logical prerequisite. By moving the test forward and the landing back, NASA effectively buys schedule margin without forfeiting the architectural goal of two competing landers.

For the crew, the assignment carries a peculiar mix of historic and procedural weight. They will not walk on the Moon — that comes for the next group — but they will be the first to verify, in flight, that the hardware exists to send anyone at all.

Source: NPR

Webb Finds Strongest Evidence Yet for “Black Hole Stars”

The James Webb Space Telescope has delivered the most convincing case yet that the mysterious “little red dots” populating the early universe are a previously unrecognized class of object: supermassive black holes shrouded in dense, glowing cocoons of hot gas. The result, announced on June 10, centers on a compact source designated GLIMPSE-17775, observed just 600 million years after the Big Bang.

A team led by Vasily Kokorev at the University of Texas at Austin extracted a spectrum containing more than 40 spectral lines from JWST data on GLIMPSE-17775. Multiple independent diagnostics — line ratios, emission profiles, ionization signatures — all point to the same picture: an actively accreting black hole, with a thick shell of hot, dense gas surrounding it that absorbs and re-emits radiation from the central engine. NASA describes the spectrum as the strongest support to date for the “black hole star” model first proposed to explain the little red dots.

Since their initial detection in JWST imaging in 2022, these objects have unsettled cosmology. They appeared too numerous, too massive, and too red to fit standard models of early galaxy and black hole formation. A black hole encased in a gaseous envelope would resolve much of that tension — it would let the black hole appear far less luminous than a bare quasar of similar mass, and it would let extreme growth happen in compact regions early in cosmic history.

If the interpretation holds, GLIMPSE-17775 reframes the early universe as a place where supermassive black holes formed, fed, and were already shaping their surroundings well before the first recognizable galaxies finished assembling. It also gives observers a clear target — the next generation of JWST programs will hunt for more shell-shrouded black holes to test whether they are common, transient, or a missing rung in the ladder that leads from primordial seeds to billion-solar-mass quasars.

Source: NASA Science

JWST Reveals Two Different Twilights on WASP-121 b

A separate Webb result, also released around June 10–11, maps starkly different conditions on the dawn and dusk hemispheres of WASP-121 b, an ultra-hot Jupiter roughly 880 light-years away. The tidally locked giant orbits its star so closely that one face perpetually broils near 2,770 K while the night side sits closer to 1,000 K — and the boundary between those extremes turns out to be far from symmetric.

Using its NIRSpec instrument during a transit, JWST observed the atmosphere along the planet’s terminator — the thin band where day passes into night. The morning and evening limbs produced visibly different spectra. Water vapor was depleted on the hotter side, where temperatures are high enough to thermally dissociate H₂O molecules, while carbon monoxide signals rose with heating. The asymmetry implies powerful east-west winds redistributing heat and chemistry around the planet, and it suggests that even within a single object the atmospheric composition that astronomers infer depends strongly on where they look.

For exoplanet science, the result has practical consequences. Most existing transmission spectra average the atmosphere across the whole terminator, treating it as a single column of gas. The WASP-121 b data show that this averaging can obscure real differences, and it offers a template for interpreting future observations of cooler, smaller worlds where similar asymmetries may quietly bias inferred compositions.

It also extends a broader lesson from the Webb era: exoplanet atmospheres are not the static, well-mixed shells that earlier modeling often assumed. They have weather, circulation, and day-night chemistry distinct enough to leave fingerprints in JWST’s spectra.

Source: Phys.org

Lunar Meteorite Records a 3.5-Billion-Year-Old Asteroid Strike

A lunar meteorite recovered in Northwest Africa, designated NWA 12593, has yielded geochemical evidence of a previously unrecognized major impact on the Moon roughly 3.5 billion years ago, according to a study announced on June 11 and published in the journal Geology. The find, the Geological Society of America reports, may help calibrate a critical chapter in inner-solar-system history.

The team identified three separate impact events recorded in the rock, the oldest of which involved temperatures high enough to fully melt the lunar surface — a signature confirmed by the presence of cubic zirconia, a mineral that only forms above extreme thresholds. Radiometric dating placed that earliest event at about 3.5 billion years ago, a window in which similarly aged impact signatures are known from terrestrial rocks and from meteorites originating in the asteroid belt.

That three-body coincidence is what gives the result its weight. Finding similarly dated impacts on the Moon, Earth, and main-belt asteroids points to a coordinated, system-wide episode rather than isolated local cratering, suggesting the inner solar system was still being lashed by significant collisions hundreds of millions of years after the heaviest period of bombardment was thought to have ended.

For researchers studying the origin of life, the timing matters. Earth’s surface during this era is thought to have been habitable, and the new lunar evidence sharpens the picture of just how violent the early environment remained even as biology was potentially taking hold. NWA 12593, in other words, is a single rock that constrains conditions across three worlds.

Source: Geological Society of America

Katalyst LINK Ready to Reboost NASA’s Swift Telescope

Engineers at NASA’s Wallops Flight Facility completed integration of Katalyst Space Technologies’ LINK servicing spacecraft into a Northrop Grumman Pegasus XL rocket on June 9 and 10, clearing a key milestone ahead of launch later this month. The mission, contracted by NASA, will attempt the first commercial reboost of a NASA science satellite — the Neil Gehrels Swift Observatory, which has been hunting gamma-ray bursts since 2004.

Swift’s problem is mundane and existential: atmospheric drag. Even at orbital altitude, residual air gradually pulls satellites down, and recent solar activity accelerated the effect. Swift has no propulsion of its own and was decaying faster than mission planners projected. Without intervention, the observatory would reenter and be lost despite still functioning scientifically.

LINK will rendezvous with Swift in orbit, dock, and use its own propulsion to raise the observatory’s altitude — a maneuver that, if successful, extends Swift’s useful life and demonstrates a capability the entire orbital economy increasingly needs. Pegasus XL adds an additional twist: the rocket is air-launched from beneath Northrop Grumman’s modified L-1011 “Stargazer” aircraft, flying out of Kwajalein Atoll. The mission combines a half-dozen capabilities — robotic rendezvous, commercial satellite servicing, and air launch — that have each been demonstrated in isolation but rarely together.

The longer-term implication is that science satellites no longer need to be considered effectively non-serviceable. If LINK works, it changes the calculus for designing future observatories: missions can be planned with reboost or repair as an option, and the operational lifetime of a flagship instrument can be decoupled from its onboard fuel budget.

Source: NASA Swift Blog

Curiosity Drills “Altadena” in Mars’ Boxwork Formations

On June 8, NASA’s Curiosity rover began detailed investigation of one of Mars’ most distinctive landforms: the boxwork structures of lower Mount Sharp. The rover drilled a sample from a rock target nicknamed “Altadena,” giving scientists their first up-close look at terrain that orbital images had spotted but no surface vehicle had touched.

Boxwork formations are networks of intersecting mineral-filled ridges, thought on Earth to result from groundwater circulating through fractured rock, depositing minerals along the cracks, and later being exposed when the surrounding softer material erodes away. If the Martian boxwork formed similarly, the ridges would point to a relatively recent (by Martian standards) period in which liquid water moved through the subsurface — a habitable environment quite different from the ancient lake-bed conditions Curiosity has documented earlier in its traverse.

The drill site is also operationally significant. Mission scientists describe the rover’s current position as one of the safest and most stable of its long traverse, which matters for a vehicle that has been driving on Mars since 2012 and accumulating wear on its wheels and systems. A stable platform allows full deployment of the rover’s analytical suite without the risk that comes with edges and slopes.

Curiosity’s recent work has already turned up larger and more complex organic molecules than expected from sedimentary rocks in Gale Crater. The boxwork campaign extends that line of investigation into a setting where, if water was present subsurface, organics from earlier eras might have been concentrated, transported, or preserved in distinctive ways. The Altadena sample is the first datum in that experiment.

Source: NASA

SpaceX Pushes Falcon 9 Reuse to 35 Flights, Starlink Past 10,580

On June 8, SpaceX launched 29 Starlink satellites from Cape Canaveral aboard a Falcon 9 booster — designated B1067 — that completed its 35th orbital flight, setting a new reuse record for an orbital-class rocket stage. The first stage landed back on the company’s Atlantic drone ship as planned, and the satellites brought the active Starlink constellation past 10,580 spacecraft in low Earth orbit.

The reuse milestone matters at a level beyond a single mission. When SpaceX began flying reused boosters in 2017, the engineering case for orbital-class reuse — that it could be done routinely, that the marginal refurbishment cost would stay low, that vehicles could be flown dozens of times — was still actively contested. A 35th flight on a single airframe demonstrates that the case has been settled empirically.

The Starlink figure tells a parallel story. The constellation passed 10,000 simultaneously active satellites for the first time in March, less than seven years after the first 60-satellite tranche launched in 2019. Internet service is now available across most of the globe, and the constellation has become a workhorse for both consumer broadband and emergency response. The pace of growth is also reshaping the orbital environment, raising debate about collision avoidance, brightness mitigation, and the long-term sustainability of low Earth orbit.

Taken together, the booster and the constellation it carried up represent the operational backbone of an increasingly industrialized orbit — high-cadence, reusable launch enabling a permanent commercial presence in space that did not exist a decade ago.

Source: Space.com

Lunar Regolith Bent into Glass with “Laser Origami”

Researchers at the University of Florida announced a manufacturing technique that may change how astronauts build on the Moon: bending lunar soil into structural shapes by using lasers to fuse and selectively deform it. The work, led by Victoria M. Miller of UF’s Herbert Wertheim College of Engineering and the Astraeus Space Institute, was published in Lasers in Manufacturing and Materials Processing as part of a DARPA-funded research phase.

The team’s experiments used a lunar regolith simulant — material formulated to mimic the actual mineral and grain composition of Moon dust — and showed that it can be transformed into glass and then precisely bent using controlled laser heating. The process, sometimes called laser forming, is essentially contactless: a focused beam locally heats the material so that internal stresses bend it into a desired shape without any mechanical pressure. The UF paper specifically examined how varying atmospheric conditions — relevant for both lunar vacuum and Mars’ thin CO₂ atmosphere — affect the bending behavior.

The economic logic is striking. Every kilogram launched from Earth to the lunar surface currently costs in the hundreds of thousands of dollars. Forming structural elements from material already on the Moon eliminates that cost for a large category of hardware: brackets, panels, frames, replacement parts. Working in glass rather than metal also sidesteps the energy-intensive smelting required to extract pure metals from regolith.

The result is small but pointed. It does not yet build a lunar habitat. It does provide a credible, lab-verified path toward in-situ fabrication of structural parts — a capability that turns “Moon dust” from a logistical nuisance into a feedstock for construction.

Source: University of Florida News

Multiwavelength Variability Caught in a Quasar at Cosmic Dawn

A study published in Nature Astronomy on June 8 reports the first detection of correlated multiwavelength variability in a quasar from cosmic dawn — a supermassive black hole observed shining 850 million years after the Big Bang. The result provides direct structural evidence about the geometry of the earliest accretion disks, a regime that until now has only been inferred indirectly.

The team monitored the object across five infrared filters, tracing rest-frame ultraviolet and optical emission from the accretion disk itself, and combined those observations with X-ray monitoring sensitive to the hotter corona surrounding the black hole. The infrared and X-ray light curves varied in concert, with patterns consistent with a geometrically thin, optically thick accretion disk — essentially the same disk structure that powers nearby quasars in the present-day universe.

That continuity is significant. One of the open questions of early-universe black hole physics is whether the engines that powered the first luminous quasars worked like their modern counterparts or were structurally different — fed at different rates, geometrically thicker, or radiatively dominated by different processes. Direct variability measurements are one of the few tools that can distinguish between these scenarios, but they require monitoring objects whose light has been traveling for nearly 13 billion years.

Combined with this week’s “black hole star” result, the variability paper sketches a coherent emerging picture: the early universe was already running supermassive black holes in recognizable configurations, but those engines were often shrouded in environments — gas cocoons, dust, dense surrounding material — that current generation observatories are only now beginning to characterize.

Source: Nature Astronomy