HD - NASA's Jet Propulsion Laboratory

There are no gas stations or power outlets in space. That's why NASA's Curiosity rover on Mars--and some other NASA spacecraft that explore the solar system--use something called "radioisotope power." NASA's Jet Propulsion Laboratory is working with the Department of Energy on ways to make the next generation of radioisotope power systems even more powerful and capable. This video explains more.

What's Up for October? Moon Phases, Astronomy Day, Saturn and Venus align with a star.

NASA's Cassini spacecraft stared at Saturn for nearly 44 hours on April 25-27, 2016, to obtain this movie showing just over four Saturn days.

This month: African eclipse, minor meteor showers, moon near Neptune

This mission was designed to last at least two-and-a-half years;

13 years later, Spitzer has operated far beyond the scope of the original mission.

After four years on Mars, Curiosity rover and her operations team are now seasoned explorers, anxious to climb to greater heights on Mount Sharp.

How to spot Mercury, Venus, Mars, Jupiter and Saturn, as well as the and the annual Perseid meteor shower.

Ceres' lack of giant impact basins presents a puzzle to scientists. They expected to observe more large craters on the dwarf planet than have been found by NASA's Dawn mission.

After an almost five-year journey to the solar system's largest planet, NASA's Juno spacecraft successfully entered Jupiter's orbit during a 35-minute engine burn.

What's Up this month? Take a summer road trip along the Milky Way