Astronomers first identified these minerals using the now-three-year-old James Webb Space Telescope. To see where exactly the ...

CAPE CANAVERAL, Fla. (AP) — Astronomers have discovered the earliest seeds of rocky planets forming in the gas around a baby ...

The nights surrounding June 7 will see Jupiter and Mercury crowd together close to the horizon in the northwestern sky.

Jupiter is our solar system's biggest planet by far. It used to be twice as large: Study A recent study found that Jupiter was once twice the size that it is now, making it big enough to swallow ...

A new study sheds light on what Jupiter, often called the "architect" of the solar system, was like in the beginning. The giant planet has dramatically changed.

NASA’s Juno spacecraft has unveiled an exciting breakthrough: the discovery of an entirely new type of plasma wave near ...

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's ...

Observations from NASA’s Juno spacecraft reveal that Jupiter’s strong magnetic field and the unique properties of its plasma ...

Examining the gas giant's primordial stages is key to understanding our solar system's evolution.

Around 4 billion years ago, an asteroid hit the Jupiter moon Ganymede. Now, a researcher realized that the Solar System's biggest moon's axis has shifted as a result of the impact, which confirmed ...

Jupiter swept clear the inner solar system, resulting in the formation of a planetary system unlike any other astronomers have yet found ...

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 ...