HD - NASA's Jet Propulsion Laboratory

A rover's-eye view of five years in Gale Crater on Mars.

The Curiosity rover has taught us a lot about the history of Mars and its potential to support life. Take a tour of its landing site, Gale Crater.

The total solar eclipse on Aug. 21, 2017, will trace a narrow path across the nation, though most of the U.S. will see a partial eclipse.

NASA's Cassini spacecraft gazed toward high southern latitudes near Saturn's south pole to observe ghostly curtains of dancing light -- Saturn's southern auroras, or southern lights.

Prepare for the August eclipse by observing the moon phases this month. Plus, two meteor showers peak at the end of the month.

Two unique ground telescope operations, at the Catalina Sky Survey in Mt. Lemmon, Arizona, and the Panoramic Survey Telescope and Rapid Response System, or PanSTARRS, located at Haleakala, Hawaii, are responsible for about 90 percent of all near-Earth object discoveries. Find out more

Did you ever wonder how NASA spots asteroids that maybe getting too close to Earth for comfort? Watch and learn.

Backyard astronomer Robert Holmes of Westfield, Illinois, is part of NASA's army of observers scanning the night sky for asteroids.

No one under 20 has experienced a day without NASA at Mars.

How do you visualize distant worlds that you can't see? A team of artists uses scientific data to imagine exoplanets and other astrophysical phenomena.