NASA's Mars rover Curiosity has snapped its first photo of Earth from the surface of the Red Planet, an amazing image that also includes the moon. See the photos here.
A mystery rock on Mars that suddenly appeared in front of NASA's Opportunity rover may look like a tasty donut, but it is like nothing ever seen on the Martian surface before, scientists say.
A massive solar flare erupted from the sun on Tuesday (Jan. 7), rising up from what appears to be one of the largest sunspot groups seen on the star's surface in a decade, NASA officials say.
An astronaut on the International Space Station has seen the deadly Typhoon Haiyan from orbit. See astronaut Karen Nyberg's amazing photo of the super typhoon.
NASA is weighing candidate landing sites for its next mission to the surface of Mars, a three-legged InSight probe that will study the Red Planet's core in 2016.
The sun fired off an M1.5-class solar flare on July 3 as an early preview to the Fourth of July fireworks, NASA officials say.
The giant solar flare late Monday (May 13), the strongest yet of 2013, is the the third major sun storm in 24 hours.
The annual Lyrid shower will peak in the late night hours of Sunday (April 21) and early Monday (April 22).
NASA's 2014 budget request includes $105 million to kick-start the agency's asteroid capture mission.