Neptune is an ice giant, composed primarily of hydrogen, helium, and methane, with a hot, dense fluid of icy materials above a small rocky core. Neptune has 14 known moons and at least five main rings ...

Kyle Neptune is out as head coach of Villanova men’s basketball, the school announced on Saturday. Neptune was let go after ...

The twin spacecraft launched in 1977 and are currently in interstellar space, or the space between stars. Voyager 1 ...

Uranus radiates more energy than it gets from the sun, two new studies find — just as Jupiter, Saturn and Neptune do.

Voyager 1 crossed into interstellar space in 2012, followed by Voyager 2 in 2018, making them the only spacecraft to operate ...

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Early in our Solar System’s history, bits of icy debris were scattered and then gradually coaxed into a spiral alignment in ...

These gases — composed of carbon, hydrogen, and a halogen, like chlorine — are mostly made by bacteria, algae, fungi, and ...

NASA's James Webb Space Telescope has captured direct images of multiple gas giant planets within an iconic planetary system.

Earlier this week, Saturn gained a whopping 128 new official moons, as the International Astronomical Union recognised ...

You thought Saturn's 146 moons were impressive? Think again. The ringed planet's moon count has nearly doubled with the ...