Each of the planets, labeled b, c, d, and e, has a mass between 20% and 30% of Earth's, making them among the smallest yet ...

Indian scientists discover TOI-6038A b, a giant exoplanet 78 times Earth's mass. This sub-Saturn world orbits a binary star, ...

Earth might be the only planet with tectonic plates, but it is not the only one with quakes because quakes can be caused by a ...

A new study challenges traditional models of how planets form. A new analysis of existing data suggests that exoplanets with masses comparable to Jupiter may have formed significantly earlier than ...

What can a sample return mission from Jupiter's volcanic moon, Io, teach scientists about planetary and satellite (moon) formation and evolution? This is what a recent study presented at the 56th ...

Have you ever wondered how far Jupiter is from Mars or Venus from Earth? Our handy calculator makes it easy to find out! All distances are average and ...

Whether a galactic environment has the right conditions for habitable planets to form could depend on how the black hole in ...

Astronomers are interested in how this tilt affects the atmosphere of Uranus, as well as how the atmosphere works there in ...

We often focus on space observatories that peer beyond Earth. But the vast majority of satellites stare right back at us.

Scientists are using an array of instruments to detect other planets, some of which may harbor life—and others that most ...

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Astronomers used ALMA to observe Proxima Centauri and found frequent, intense flares that could destroy atmospheres of nearby ...