SpacecraftFebruary 3, 2026
Elon Musk fuses SpaceX with xAI
Acquiring xAI could boost SpaceX’s plans to launch a one-million-strong satellite constellation to act as an orbital data center network
Space & Physics
SpacecraftFebruary 3, 2026
NASA delays Artemis II moon mission after critical test raises issues
NASA will review data gathered during a simulated launch of the Artemis II rocket before revealing a new date for its upcoming moon mission
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SpacecraftFebruary 2, 2026
NASA’s Artemis II launch rehearsal hits a snag
NASA engineers temporarily stopped pumping liquid hydrogen fuel into the Artemis II rocket because of an apparent leak
AstronomyFebruary 2, 2026
The sun just unleashed its most powerful solar flare in years
The sun is experiencing a violent solar storm, releasing one of the strongest solar flares seen in the past 30 years
Space & PhysicsFebruary 2, 2026
Jupiter isn’t as huge as we thought it was
“Textbooks will need to be updated”: the solar system’s largest planet appears to be smaller and flatter than we knew
AstronomyFebruary 2, 2026
Astronomers declare rare dark-sky victory over scrapped energy project in Chile
After a year of protests from astronomers, authorities have abandoned plans for a giant, light-polluting renewable-energy facility in Chile’s Atacama Desert
SpacecraftFebruary 2, 2026
SpaceX plans to launch one million satellites to power orbital AI data center
Elon Musk’s SpaceX is set to massively expand its orbital footprint in a bid to power next-generation artificial intelligence
Quantum PhysicsFebruary 2, 2026
Why does time flow at all? Physicists struggle to find an answer
The puzzle of time remains one of the most persistent obstacles to a unified theory of physics
Space & PhysicsFebruary 1, 2026
U.S. quietly declassifies cold war–era ‘JUMPSEAT’ surveillance satellites
The National Reconnaissance Office has now declassified a satellite program used to spy on America’s adversaries
CosmologyJanuary 31, 2026
Largest galaxy survey yet confirms that the Universe is not clumpy enough
The six-year results from the Dark Energy Survey highlight unresolved tensions in standard cosmological theory
Space ExplorationJanuary 30, 2026
NASA stresses ISS crew safety as it gears up for next astronaut launch
After evacuating four astronauts from the ISS last month, NASA is looking ahead to its next crewed mission to the space station
Space & PhysicsJanuary 30, 2026
3,000-light-year-long jet offers new clues to first black hole ever imaged
Astronomers have traced the origin point of a jet of material that is thousands of light-years long emanating from the supermassive black hole M87*