Space.com

What's Hot This Week Moon Glides by Brilliant Jupiter Tonight & Wednesday by Joe Rao, SPACE.com Skywatching Columnist Jupiter is shining at its brightest level since 1999. Mock Mars Mission Crew 'Very Happy' After 520 Days in Isolation by Denise Chow, SPACE.com Staff Writer The six Mars500 crew members completed their 520-day mock mission on Nov. 4. Sponsored by: Russian Mars Moon Probe Suffers Big Failure After Launch Huge Asteroid 2005 YU55 Zips by Earth in Rare Close Flyby Photos: Enceladus, Saturn's Cold, Bright Moon Search for Elusive Dark Matter May Get Boost From New Galaxies First & Last Space Shuttle Crews Meet for 'Bookend' Photos