Planetary science is the study of the celestial bodies that orbit stars, with a particular focus on our own solar system. This includes studying the formation and evolution of planets, the moons and ...

Planetary scientists believe they can now predict the green glow of an aurora in the night sky above Mars, and they have the images to prove it. The first observations of a visible-light aurora from ...

Forbes contributors publish independent expert analyses and insights. Leslie Katz covers the intersection of culture, science and tech. A yellowish-orange glow bathes Phainoterra, a planet of dramatic ...

A rocky planet in the Milky Way galaxy may have an atmosphere, raising the possibility that life could exist on its surface, according to experts. TRAPPIST-1e, a planet belonging to a collection of ...

Not every large object in space forms part of a solar system. There are some big objects that exist in isolation in space, without either being a star or orbiting one. One of these, SIMP 0136, wanders ...

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WASHINGTON, April 22 (Reuters) - Astronomers have spotted a small rocky planet that orbits perilously close to its host star disintegrating as its surface is vaporized by stellar heat, trailed by a ...

The current parade of planets, mistakenly called a planetary alignment by some, in the night sky shortly after sunset has been calculated as a few-times-a-century phenomenon by scientists. According ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A “planet parade ...

OK, so the planet parade you’ll see won’t quite look like this. Shown is a digital illustration of the solar system, showing the sun, Earth, Moon, Mars, Jupiter, Saturn, Uranus, Neptune and the dwarf ...