NASA's 2015 budget would remain essentially flat at $17.5 billion under a White House spending proposal unveiled Tuesday that would hold the line on the agency's biggest space...
An asteroid 100 feet wide is set to squeak past the Earth early Wednesday evening, soaring fewer than 218,000 miles from our planet -- slightly closer than the orbit of the...
The discovery of tiny carbon-rich balls and tunnels inside a Martian meteorite has once again raised the possibility that the Red Planet was teeming with primitive life...
Air & Space
In a new video from the ISS, North Korea is almost completely dark compared to neighboring South Korea and China.
Naming landmarks on Mars isn't just for scientists and rover drivers anymore.
Scientists using the planet-hunting Kepler telescope pushed the number of planets discovered in the galaxy to about 1,700.