How long is one day on each planet? Fascinating facts by NASA A day is how long a planet takes to spin once. Some spin fast, others very slowly. Photo Credit: File Photo (Representational Image) ...

Trending Photo Credit: NASA Little known NASA facts about space that will surprise you Get ready to explore surprising facts from our solar system you probably didn’t know. Photo Credit: NASA ...

The European Space Agency said Wednesday that scientists have discovered what might be only the third known interstellar ...

The newest visitor is 416 million miles (670 million kilometers) from the sun, out near Jupiter. NASA said the comet will ...

Europa Clipper launched today (Oct. 14) atop a SpaceX Falcon Heavy rocket from Florida, kicking off a highly anticipated astrobiology mission to the Jupiter ocean moon Europa.

Astronomers have called for help to identify a mystery object that may have hit Saturn on Saturday in what could be the first ...

Lonnie Johnson, a NASA engineer, invented the Super Soaker, revolutionizing playtime after an accidental water release during an experiment. His success funded clean energy research and education ...

Observations from NASA’s Juno spacecraft reveal that Jupiter’s strong magnetic field and the unique properties of its plasma ...

"Eight minutes later, the orbiter started receiving data from the descent probe, which slammed into the top of the Jovian atmosphere at a comet-like speed of 170,000 kilometers per hour," NASA ...