Almost 10 years ago, a NASA spacecraft was able to take several photos of Pluto, known for decades as a planet before it was ...

How can Uranus be used to indirectly study its moons and identify if they possess subsurface oceans? This is what a recent ...

But a relatively obscure dwarf planet in the main asteroid belt could ... used to be an 'ocean world' like Europa (one of Jupiter's moons), but with a dirty, muddy ocean," said Mike Sori, a ...

Most of Pluto's moons are positively tiny ... before the International Astronomical Union opted to reclassify Pluto as a dwarf planet instead. Pluto Almost Spins on Its Side—and Backwards ...

While searching for a hypothetical planet at the far edges of our solar system known as Planet Nine or Planet X, a team of astronomers discovered 12 new moons around Jupiter. That brings the total ...

Planets, dwarf planets, moons, asteroids and comets are being carefully examined and explored by means ... atmosphere and biosphere of our home planet, which is essential for the continued existence ...

The largest object is the asteroid belt is the dwarf planet Ceres ... asteroids, or moons that broke up before they reached the planet. As well as its rings, Saturn is orbited by 83 moons.

Astronomers have traced decades-old X-ray emissions from the Helix Nebula to a white dwarf possibly consuming planetary debris. Reports suggest a Jupiter-like planet may have been torn apart by ...

Moons of Jupiter and Saturn are wider than ... it is now classified as a "dwarf planet." It’s cruel logic, perhaps, but it makes sense.

A surprising chemical difference between Pluto and Sedna, another dwarf planet in the distant Kuiper Belt, is helping scientists nail down their respective masses, a new study reports. The Kuiper ...

Using the Keck Telescope in Hawaii, UC Berkeley researchers observed a planetary system, KMT-2020-BLG-0414, with an Earth-sized planet in a distant orbit around a white dwarf, along with a brown ...