Trump Asks SpaceX to Return NASA’s ‘Stranded’ Astronauts to Earth ASAP
Despite a recent request from Trump, NASA astronauts Suni Williams and Butch Wilmore were already scheduled to return to Earth on a Crew Dragon capsule this spring
What Trump’s First Days Say about Science in the New Administration
Trump seems intent on freezing out professional scientists, especially those with strong academic research backgrounds. Instead, he is stocking the leadership of federal agencies with technologists and loyalists
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Asteroid Bennu Is Packed with Life’s Building Blocks, New Studies Confirm
Material retrieved from the asteroid Bennu by NASA’s OSIRIS-REx spacecraft shows that all the basic building blocks of life were astonishingly widespread in the early solar system
Why 2025 Is an Exciting Year in Heliophysics
From space weather to science missions, there’s a lot to be excited about in heliophysics this year.
Saturn’s Rings Are Disappearing—But They’ll Be Back
This year, from Earth’s perspective, Saturn’s rings will appear nearly edge on, making them almost invisible
Are Cats Actually Liquid?
A physicist weighs in on the fluid feline meme
Earth Sings with Mysterious Chorus Waves—And Deep Space Does, Too
Peculiar bursts of energy called chorus waves have been detected in deep space far from our planet, suggesting they could pose problems for long-distance space travel
JWST Photos Reveal Bizarre Physics of Supernova Explosions
The best view yet of the Cassiopeia A supernova remnant reveals new secrets
Why We Need to Reduce, Reuse and Recycle in Space
Orbital junk will become a crisis if we don’t act soon
Everyone Who Has Ever Been to Space, Charted
Space traveler demographics have shifted over time
SpaceX Starship Explosion Likely Caused by Propellant Leak, Elon Musk Says
The seventh test flight of SpaceX’s Starship ended with a successful landing of the rocket’s first stage but also the loss of the Starship vehicle
This Supermassive Black Hole May Harbor a Bizarre Star That Refuses to Die
Strange x-ray pulses hint at a surprisingly long-lived white dwarf orbiting precariously close to a supermassive black hole