If you could stand on the surface of the moon during a total lunar eclipse, you'd be bathed in an eerie red glow. Here are the five best things to see.
All 147 negatives of the 1882 Venus transit had lain patiently on a high-up, corner shelf at Lick Observatory for 120 years. Two astronomers decided to make a movie.
Sun-observing SOHO spacecraft has caught sight of Venus prior to spectacular transit - last one in our lifetimes - on June 5-6. See the historic photos.
International Space Station Expedition 31 crew will be the first people ever to see a Venus transit from space. ISS astronaut Don Pettit will be the first to photograph one.
ESO 498-G5's spiral arms wind all the way into the galaxy's center. ESO 498-G5's core looks like a miniature spiral galaxy at the heart of the larger spiral.
After 35 years of searching the skies for signs of alien life, astronomer Jill Tarter - inspiration for Jodie Foster's character in "Contact" - is stepping down