Jupiter, the largest planet orbiting the sun, used to be much bigger and stronger when the solar system was just beginning to ...

A recent study found that Jupiter was once twice the size that it is now, making it big enough to swallow up 2,000 Earths.

Astronomers have calculated that the gas giant Jupiter used to be twice as big as it is now, based on the odd orbits of two ...

Astronomers have discovered that the Jupiter, the largest planet in our Solar System, was once so big that it could have held ...

According to their work, Jupiter's radius was once two to two-and-a-half times its current radius—large enough to contain ...

The discovery of water ice around a distant star is allowing scientists to study how the key ingredient for life is delivered ...

Naturally, the aurora on our solar system's largest planet is hundreds of times brighter and more energetic than our own Northern lights.

Following the much-ballyhooed “planet parade” this winter, the planets have been gradually dipping below the horizon, ...

At Quilty Space, we track more than 400 announced constellations, ranging in size from less than 10 satellites to tens of ...

Our satellite is a little off-balance. GRAIL data show a mass asymmetry of a few percent between its near and far sides.

A Europa Lander prototype was just successfully field tested on Alaska's Matanuska Glacier to simulate the icy conditions of ...

NASA's Perseverance rover is exploring a new Mars region called Krokodillen, which is thought to harbor some of the oldest and most intriguing rocks on the Red Planet.