NASA astronauts Nichole Ayers, Jonny Kim and Anne McClain marked Independence Day with a few heartfelt words for their ...

NASA said the comet will make its closest approach to the sun in late October, scooting between the orbits of Mars and ...

Discover how global earth observation data supports energy projects and the understanding of Earth's systems through NASA's ...

NASA may have just found our second Earth - a planet so similar, it could be habitable for humans. But this is just the ...

For over half a billion years, Earth’s magnetic field has risen and fallen in sync with oxygen levels in the atmosphere, and scientists are finally uncovering why. A NASA-led study reveals a striking ...

Geologic records reveal that magnetic field strength and oxygen levels rise and fall together, implying deep-Earth processes ...

Radar and gravity records from NASA’s Magellan orbiter show that Venus' surface is still shifting and is not geologically ...

Up? NASA astronaut Nichole Ayers has shared an incredible image of a sprite, a rare weather phenomenon that's triggered high above the clouds by "intense electrical activity in the thunderstorms below ...

NASA is monitoring three asteroids soaring past the Earth at about 8,000 to 15,000 miles per hour, the biggest of which measures around 1,300 feet in diameter. The largest space rock, known as ...