NASA says its Hubble Space Telescope has detected a white dwarf star that consumed fragments of a Pluto-like object. Space ...

NASA scientists say a rock sample collected by the Perseverance rover in Jezero Crater may contain the strongest signs yet of ...

A new NASA mission will capture images of Earth's invisible "halo," the faint light given off by our planet's outermost atmospheric layer, the exosphere, as it morphs and changes in response to the ...

Since astronomers found the first planets outside our solar system in 1992 and the first planet around a sunlike star in 1995 ...

Nasa has discovered over 6,000 exoplanets - planets outside our Solar System and continue to search for Earth-like worlds ...

Scientists have found thousands of planets outside our solar system, called exoplanets, throughout the galaxy. This artist’s ...

"The results reported here can be crucial when down-selecting which samples, if not all, are returned to Earth." ...

TRAPPIST-1e shows no signs of its first atmosphere, but hints of a secondary one remain. Liquid water could still be possible ...

On Sept. 21, Earth will find itself in between Saturn and the Sun. Here's everything you need to know about this astronomical ...

While opposition itself is a one-night event, taking place on Sept. 21, Saturn's glow won't fade quickly. The planet will ...

Mars may have released sulfur gases that trapped heat, shaped the climate, and created conditions for ancient life.

Earth has a number of mini-moons and quasi-moons. Mini-moons are objects that orbit our planet. But they make for fickle fans: They tend to swing around Earth for only a matter of months. One example ...