Stargazers from Maine to North Carolina reported seeing a bright, dazzling fireball on Friday, March 22.
Nearly 2,000 scientists at the Lunar and Planetary Science Conference this week will reveal the latest finds on the moon, Mars and the solar system.
The massive solar eruption on March 15 sent charged particles toward the Earth at 3.2 million mph, NASA says.
The Virtual Telescope Project in Italy will webcast live views of Comet Pan-STARRS at 1 p.m. EDT (1700 GMT).
The asteroids included small space rocks and one asteroid the size of a city block, all of them discovered just days ago.
The online Slooh Space Camera will offer a live webcast of the sun at 2:30 p.m. ET (1930 GMT) today.
The Mars rover Curiosity placed the rock powder sample from a drilled Martian rock into two onboard instruments.
The Antares rocket built by Orbital Sciences Corp., will launch unmanned Cygnus cargo ships to the International Space Station.
NASA asteroid expert Don Yeomans says it is clear this meteor explosion is not related to today's asteroid flyby.
The asteroid 2012 DA14 will give Earth a record-setting close shave on Friday (Feb. 15). The asteroid won't hit Earth, but gives scientists an unprecedented chance to study a near-Earth asteroid.
The unmanned Progress 50 spacecraft arrived at the orbiting lab just three hours after blasting off.
The unmanned Progress 50 cargo ship is packed with 2.9 tons of supplies for space station astronauts.
Canadian astronaut Chris Hadfield rang in the Chinese New Year with amazing photos of China from space.
NASA's Deep Impact spacecraft took its first photos of comet ISON, a potential "comet of the century."
The Harvard-Smithsonian Center for Astrophysics will unveil the alien planet announcement at 11 a.m. EST.
NASA's Solar Dynamics Observatory caught video of the monster filament erupting from the sun on Jan. 31.