The RS-25 powered the space shuttle for three decades, and will soon be used on the Space Launch System. Is it still the Ferrari of rocket engines? A deep dive on performance, reliability and the politics of rocket science.
A team of scientists at the University of Arizona continue their efforts to extract data from more than 90,000 images captured during NASA's Surveyor program. In the meantime, new first-look images and an animation have been released.
Two modern engineering marvels crossed paths this week here in Central America, as the last unflown space shuttle external fuel tank passed through the Panama Canal during a multi-week voyage from New Orleans to Los Angeles.
It's been a busy two months of system testing for The Planetary Society's LightSail 2 spacecraft. More trials are on the horizon, including a trip to a special magnetic cage at Utah State University's Space Dynamics Laboratory.
The last unflown space shuttle external fuel tank was loaded onto a barge at NASA's Michoud Assembly Facility Sunday in New Orleans. It will ship to the California Science Center in Los Angeles to be joined with space shuttle Endeavour.
Follow along with The Planetary Society as SpaceX launches a Dragon spacecraft to the ISS and attempts to land a used booster rocket on a drone ship in the ocean. Liftoff is scheduled for 4:43 p.m. EDT (20:43 UTC).