Tropical Storm Rafael forms in the Caribbean and is expected to become a hurricane
Space Force's mysterious X-37B begins 'aerobraking' to lower orbit. Here's how it works (video)
Don't miss the Taurid meteor shower peak with colorful fireballs and shooting stars this week
Boost for Mars life? Red Planet's magnetic field may have lasted longer than thought
Watch SpaceX launch 3 tons of cargo to ISS today
How can Jupiter have no surface? A dive into a planet so big, it could swallow 1,000 Earths
Svalbard Global Seed Vault evokes epic imagery and controversy because of the symbolic value of seeds
Astronomers urge FCC to halt satellite megaconstellation launches
