Learn more about WASP-121b, the exoplanet so hot it could vaporize iron.

Neptune is called an “ice giant” because it’s mostly made of a thick, slushy mix of water, methane, and ammonia, which ...

In the frozen outskirts of the solar system, a reddish dwarf planet orbits in silence. Known as Sedna, it is so distant that ...

How long does it take Pluto to orbit the sun? Learn more about how this planet makes one lap around our Solar System.

Recent observations have revealed carbon monoxide venting from the largest comet ever seen, providing clues about its origins ...

A transmission spectrum of the "warm Neptune" exoplanet WASP-107 b captured by NASA's Hubble and Webb space telescopes, shows ...

Astronomers have uncovered new details about an extraordinary object hurtling through thesolar system. A comet with ...

Using the Atacama Large Millimeter/submillimeter Array (ALMA) in Chile, scientists caught the comet spewing carbon monoxide while drifting near Neptune’s orbit ... to see more volatile substances, ...

The planets in order from the Sun are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. If you include the ...

On June 18, Jupiter will clash with Neptune, creating feelings of confusion and idealism simultaneously. Discover what this means for your zodiac sign, according to astrologer Valerie Mesa.

Ada County’s landfill now powers buses and trucks using methane, thanks to Hidden Hollow Energy, a $50M project producing renewable fuel in Idaho.

NASA's James Webb Space Telescope has been unwaveringly focused on our universe. With its unprecedented power to detect and ...