With eyes on Mars, U.S. scientists test Japan-made robot seal for reducing astronaut stress

Study offers most detailed glimpse yet of planet's last 11,000 summers and winters

Breakaway iceberg raises concerns over Antarctica’s 'doomsday glacier'

SpaceX had four rockets on four pads and two Dragons on orbit today—as CRS-26 Dragon departed the space station with Crew-5 Dragon still attached to the orbiting lab, Falcon Heavy rolled out of the hangar, two Falcon 9’s readied for launch, and Ship 24 was stacked onto Booster 7