Science Astronaut shows what happens when you drop a hammer and feather at the same time on the moon Rusty Blazenhoff
Space NASA astronaut Bob Behnken launched his own rocket on the eve of his historic trip to space that was scrubbed yesterday David Pescovitz
Science Virgin Orbit fails on first rocket launch attempt, 'next big test ASAP' for Richard Branson's spaceflight firm Xeni Jardin
Space Help Wanted: participants for a NASA social isolation experiment inside a Russian lab David Pescovitz
Space This animated video of light pulses from Earth make it clear how far away Mars is Mark Frauenfelder
Science Today (Thursday): Sasha Sagan and Ann Druyan in conversation with David Pescovitz David Pescovitz
Business NASA picks Elon Musk's SpaceX, Jeff Bezos's Blue Origin, & Dynetics to build lunar landing systems for manned moon mission Xeni Jardin
Science NASA released this astonishing image in celebration of Hubble's 30th anniversary David Pescovitz