Spanish-speaking space aficionados can track the latest news in the hunt for planets around other stars, thanks to a new NASA website.
A planet larger than Pluto has been discovered in the outlying regions of the solar system.› View This Video
Saturn's tiny icy moon Enceladus, which ought to be cold and dead, instead displays evidence for active ice volcanism.
NASA's Spitzer Space Telescope has found the ingredients for life all the way back to a time when the universe was a mere youngster.
The project scientist for NASA's next mission to Mars, Dr. Richard Zurek, will share information and pictures about the upcoming mission during a free public lecture in Florida.
NASA's Cassini spacecraft has obtained new, detailed images of the south polar region of Saturn's moon Enceladus.
A new image from NASA's Galaxy Evolution Explorer shows that a galaxy once thought to be rather plain and old is actually endowed with a gorgeous set of young spiral arms.
Saturn's radio emissions could be mistaken for a Halloween sound track.
NASA's next mission to Mars will examine the red planet in unprecedented detail from low orbit and provide more data about the intriguing planet than all previous missions combined.
Spring thaw in the Northern Hemisphere was monitored by a new set of eyes this year -- an Earth-orbiting NASA spacecraft carrying a new version of software trained to recognize and distinguish snow, ice, and water from space.
A NASA-funded astronomer has discovered a world where the sun sets over the horizon, followed by a second sun and then a third.
Two new Cassini views of Saturn's tumbling moon Hyperion offer the best looks yet at one of the icy, irregularly-shaped moons that orbit the giant, ringed planet.
Data from Deep Impact's instruments indicate an immense cloud of fine powdery material was released when the probe slammed into the nucleus of comet Tempel 1.
High school students from across the country and Mexico are on a 1,600-mile race in hand-built, solar-powered cars.
For the first time, NASA has the tools and expertise to understand the rate at which sea level is changing.
The hyper-speed demise of NASA's Deep Impact probe generated an immense flash of light, which provided an excellent light source for the two cameras on the Deep Impact mothership.
After 172 days and 431 million kilometers (268 million miles) of deep space stalking, Deep Impact successfully reached out and touched comet Tempel 1.
One hundred and seventy-one days into its 172-day journey to comet Tempel 1, NASA's Deep Impact spacecraft successfully released its impactor at 11:07 p.m. Saturday, Pacific Daylight Time.
NASA's Deep Impact spacecraft continues to sail through its final checkout, as it hurtles toward comet Tempel 1.
NASA's Deep Impact spacecraft observed a massive, short-lived outburst of ice or other particles from comet Tempel 1.