Jupiter is already the biggest planet by far in our solar system, but new research suggests it was somehow once even larger than it is now. Twice as large, in fact. To put that into context, those ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Jupiter's radius used to be twice its current size, and the planet had a magnetic field 50 times ...

If you happen to be out after sunset this weekend, look up for a Halloween treat: Big, bright Jupiter, the largest planet in our solar system, will be visible very near the full Hunter’s Moon. The ...

Astrophysicists found an exoplanet the size of Jupiter has a tail of gas seven times its own length—around 350,000 miles—resulting from its gas atmosphere burning off and being shaped by stellar winds ...

The Webb Space Telescope spotted a gas giant roughly the same diameter as Jupiter, but with six times the mass, orbiting a neighboring star, Epsilon Indi A. It might take this planet as long as 250 ...

CAPE CANAVERAL, Fla. — A super Jupiter has been spotted around a neighboring star by the Webb Space Telescope — and it has a super orbit. The planet is roughly the same diameter as Jupiter, but with ...

"We detected another planet even closer to the star that interacts strongly with its big neighbor, causing their orbits to wobble in ways we've never seen before." When you purchase through links on ...

As Earth catches up to and passes Jupiter bringing it at its closest, biggest, and brightest in the evening sky. The bright star seen in the eastern evening sky in recent weeks isn't a star, it's a ...

What's that bright object in the eastern sky around 9 o'clock? A planet 11 times larger than Earth! Clouds seem to reach for Jupiter, which is reflected in a lake near Duluth, Minn., earlier this ...

It’s like something out of an interplanetary chess game. Astrophysicists at the University of Toronto have found that a close encounter with Jupiter about four billion years ago may have resulted in ...

The asteroid strike would have "completely removed the original surface" of Ganymede. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A colossal ...