Explore astronomy, from the latest trip to the International Space Station to alien planets outside our solar system.
The sun appears to fade away in this spectacular photo from NASA's Solar Dynamic Observatory.
Dark matter may provide the necessary building blocks for organic life to develop on nearby planets.
Museums nationwide reveal plans for proposed space shuttle exhibits in hopes of being chosen.
This first-ever photo reveals a stark landscape peppered with craters.
The space cargo ship met its fiery demise overnight one day after its departure from the International Space Station.
Congressional appropriators could tap other funding accounts to help cover the $1 billion shortfall in NASA’s $18.7 billion spending plan for 2012.
NASA says time restraints prevented the agency from integrating the technology into Curiosity, the next rover to visit the red planet.
Data from the tiny spacecraft will help scientists better understand how objects re-enter Earth's atmosphere.
Servers associated with flight controls and 'critical data' were mentioned in the report for having particularly lax security.
Shutdown data of the probe will help with NASA determine the lifespan of future devices on similar missions.
Scientist hopes to have a device to sequence dirt found on Mars ready for spaceflight by 2018.
Concept vehicle would allow easier, comfier and cheaper space travel to Mars — around $1 billion or so.
The Japanese space agency handed over control of its experiments on the International Space Station to NASA while it determined the integrity of its facilities.
After repeated incidents of reporters more interested in personal lives, the twin astronauts have cancelled many of their interviews with the press.
Astronaut Mark Kelly said there was "a pretty good chance" his wife, Gabrielle Giffords, critically injured in a shooting, will attend his launch.
Eco-entrepreneur on politics, energy and Earth's resources.
Russell blogs about the day's top science and eco-news.