Thick, swirling clouds cover Jupiter from pole to pole. They hold water like Earth’s clouds, but at far greater density.

Jupiter's moon count reaches 95+ official satellites. Explore the history of the Jovian system, from Galileo to the latest NASA discoveries.

Despite its small size, Mars seems to have a huge impact on the orbital cycles that govern Earth’s climate, especially those ...

Amazing views of Jupiter over the years via the Hubble Space Telescope. The moons of Io, Ganymede and hazy Uranus can be ...

That would make it thousands of times more massive than any moon orbiting a solar system plane  — so massive it could make ...

Astronomers have captured the most dramatic view yet of a planet losing its atmosphere, watching the ultra-hot gas giant WASP ...

Research into Jupiter’s moons shows Io and Europa did not evolve apart but formed with opposite compositions from the beginning.

Sky Shorts author says Orion a favorite constellation, and shares key details to find and appreciate its beauty.

Astronomers have long searched for clues that a hidden companion star sits out of view near the red supergiant ...

Realising that our solar system isn’t like most others out there has helped astronomers rewrite the story of how it formed ...

What effects can an exoplanet orbiting close to its star have on the former’s atmosphere? This is what a recent study ...

A sizzling exoplanet caught by the James Webb Space Telescope is shedding its atmosphere and leaving behind two gigantic helium tails.