NASA's Mars rover Curiosity has swallowed its first tiny bite of Martian soil, after standing down for a spell while scientists checked out some strange bright bits in the dirt.
A never-before-seen interstellar network of gas between two nearby galaxies may provide the raw material needed to fuel star formation for billions of years, scientists say.
NASA's Mars rover Curiosity will perform its second-ever drilling operation soon, boring into a knobby section of bedrock dubbed "Cumberland," space agency officials announced Thursday.
The moon will block part of the sun today creating a potentially amazing "ring of fire" and you can watch the celestial sight live online.
The moon will block the sun in a potentially spectacular solar eclipse this week — a celestial event that will transform the sun into a cosmic "ring of fire" in the daytime sky.