WASHINGTON — The U.S. Space Force has begun awarding prototype contracts for space-based interceptors, an early step in the Pentagon’s push to field its planned Golden Dome missile defense architecture.
WASHINGTON — The U.S. Space Force has begun awarding prototype contracts for space-based interceptors, an early step in the Pentagon’s push to field its planned Golden Dome missile defense architecture.
1 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) Reid Wiseman finds a little peace and quiet in the station’s Destiny lab. NASA The Lifetime Surveillance of Astronaut
Explore This Section Science Science Activation NASA & GLOBE Connect People,… Overview Learning Resources Science Activation Teams SME Map Opportunities More Science Activation Stories Citizen Science 4 min read
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NASA’s nearly complete Nancy Grace Roman Space Telescope has made another set of critical strides toward launch. This fall, the outer portion passed two tests — a shake test and
Free organic volatiles and IOM thermal degradation products liberated by flash heating to ~610 °C of Bennu samples. Shown are total ion chromatograms obtained by pyrolysis analysis of Bennu (A–D)
Saturn’s moon Mimas, imaged by the Cassini spacecraft. A new study shows how such small ice moons could sustain a liquid ocean beneath an icy shell, and how that could




