This First Peek Inside NASA’s OSIRIS-REx Capsule Is a Glimpse Back in Time

Scientists finally opened the rock sample from the near-Earth asteroid Bennu. NASA’s OSIRIS-REx captured a treasure…

As Amazon Launches Project Kuiper, Astronomers Debate How to Fix a Satellite-Filled Sky

Large constellations interfere with telescope observations, and Amazon will eventually add another 3,200 satellites to the…

What Will Plants Be Like on Alien Worlds?

Scientists know enough about exoplanets to speculate about how simple plants might arise on them. But…

How NASA Is Protecting Its Precious Asteroid Bennu Sample

The OSIRIS-REx capsule containing a "treasure trove" of space rocks has now arrived at Johnson Space…

NASA’s OSIRIS-REx Is About to Bring Asteroid Pieces Back to Earth

The OSIRIS-REx probe is carrying rock samples from the asteroid Bennu, millions of miles away. If…

A Pair of Sun Probes Just Got Closer to Solving a Solar Enigma

The solar corona is hotter than expected, and scientists are using European Space Agency and NASA…

NASA Didn’t Find Aliens—but if You See Any UFOs, Holler

The agency assembled a panel of experts to figure out how to handle future sightings, in…

Scientists Say You’re Looking for Alien Civilizations All Wrong

A new report lays out a modern way to search for E.T., calling for better use…

SpaceX Must Fix 63 Issues Before Its Starship Can Fly Again

Following a joint “mishap investigation” by SpaceX and the FAA, the federal agency listed 63 issues…

DART Showed How to Smash an Asteroid. So Where Did the Space Shrapnel Go?

Last year’s NASA mission proved it was possible to knock an incoming near-Earth object off course.…