Published October 28, 2011
After a years-long delay, an Earth-observing satellite blasted into space early Friday on a dual mission to improve weather forecasts and monitor climate change.
Published October 27, 2011
NASA is gearing up for the planned Friday (Oct. 28) launch of its newest Earth-observing satellite, a trailblazing spacecraft that will be the first to make observations for both short-term weather forecasts and long-term climate monitoring.
Published October 15, 2011
The moment long feared by conspiracy theorists is nearly upon us: The "doomsday comet" Elenin will make its closest approach to Earth Sunday (Oct. 16). Or what's left of it will, anyway.
Published October 13, 2011
The International Space Station likely won't have to be evacuated despite the recent failure of a Russian rocket launched toward the orbiting lab, a panel told U.S. lawmakers today (Oct. 12) on Capitol Hill.
Published October 11, 2011
A huge solar eruption that occurred right after a comet plunged into the sun was likely a coincidence, experts say.
Published September 07, 2011
Just as many Americans got back to work after the long Labor Day weekend, the sun jolted to life as well, unleashing a massive solar flare just one day after another sun storm sent a stream of particles racing toward Earth.
Published August 29, 2011
By Earth standards, Hurricane Irene is a monster storm. But it's just a baby compared to the massive cyclones of Jupiter and Saturn.
Published August 23, 2011
The soil on Mars may be more capable of supporting life than previously thought, a new study suggests.
Published August 22, 2011
Synthetic organisms engineered to use carbon dioxide as a raw material could help humans settle Mars one day, a prominent biologist says.
Published August 12, 2011
A spaceship Lockheed Martin is building for NASA is being prepared for the next round of tests as engineers attach a tower designed to lift the ship and its astronauts to safety if something goes wrong during launch.