Richard Branson's Virgin Galactic Launches Space Flight SweepstakesHopeful astronauts can enter for free, but you can purchase more entries as a donation starting at $5, which will get you 50 entries. 
Richard Branson And Virgin Galactic Complete Successful Space FlightVirgin Galactic owner Richard Branson rocketed into space Sunday for a sub-orbital test flight intended to demonstrate his company's air-launched spaceplane is ready for passengers.
Branson Flight Signals Confidence In Commercial SpaceflightVirgin Galactic-founder Richard Branson and five company crewmates have made final preparations for a barnstorming ride to space Sunday.
Photos: Sunrise Eclipse Seen Around The WorldA rare sunrise eclipse dazzled the sky early Thursday morning.
'Ring Of Fire' Solar Eclipse Set For Sunrise Thursday; Experts Looking Forward To 'A Show In The Sky'If you miss the epic shot, our next sunrise eclipse will be in 2079 -- 58 years from now.
Rare Chance To See 'Great Conjunction' Between Jupiter And Saturn Over Tri-State AreaFor optimal viewing, get a clear view of the horizon and start looking west around dusk. 
Seen On Video: Meteor Spotted Over Lakewood, New JerseyThe American Meteor Society said it received more than 215 reports the fireball was spotted in states along the East Coast from New Hampshire to Maryland. 
New Planetarium Show Explores 'Worlds Beyond Earth'A new show at the American Museum of Natural History transports visitors to “Worlds Beyond Earth.” Curator Dr. Denton Ebel tells CBSN New York more.
NASA Wants To Send Your Name To Mars, Out Of This World Opportunity Ends MondayThe space agency is including a special plate with the names of thousands of Earthlings on their next mission to the red planet.
American Museum of Natural History Celebrates Apollo 11 AnniversaryThis Saturday is 50 years since the Apollo 11 moon landing. The museum is marking the historic anniversary with an out-of-this-world celebration.
Life Beyond Earth? Scientific Community Making Search For UFOs MainstreamThe search for extraterrestrial activity is getting some credibility.