Why it matters: In a conference in Washington D.C. this week, NASA's Planetary Defense Coordination Office and the Federal Emergency Management Agency ran a chilling simulation – what if a massive ...

NASA conducted a new tabletop simulation of discovering a large asteroid headed for Earth. Experts feared Congress wouldn't fund a mission to an asteroid with a 72% chance of impacting Earth. This ...

Add Yahoo as a preferred source to see more of our stories on Google. NASA CHAPEA crew members Anca Selariu, Nathan Jones, Ross Brockwell and Kelly Haston will exit their simulated Mars habitat after ...

It was on February 3 that NASA completed a wet dress rehearsal for its Artemis 2 mission. After that, now in March, the completion of this test brings the agency one step closer to ...

A crew of NASA scientists emerged from a simulation of Mars after over a year in the faux-red-planet Saturday. The four crew members exited the 17,000 square foot, 3D-printed habitat and walked into a ...

The crew of a NASA mission to Mars emerged from their craft after a yearlong voyage that never left Earth. The four volunteer crew members spent more than 12 months inside NASA's first simulated Mars ...

(AP) - The crew of a NASA mission to Mars emerged from their craft after a yearlong voyage that never left Earth. The four volunteer crew members spent more than 12 months inside NASA’s first ...