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 ...

Astronomers have used the James Webb Space Telescope (JWST) to discover that a distant "hot Jupiter" planet has two ...

Jupiter’s nights are anything but dark. Recent images from a fleet of NASA spacecraft and the James Webb Space Telescope ...

Night sky update for December 17, 2025, covering the moon phase, visible planets, meteor showers, and key space and astronomy news from today ...

We know Jupiter is the largest planet in our solar system, but we rarely observed or heard about ‘Hot Jupiter’, that are ...

Jupiter, the largest planet in the solar system, was 2 to 2.5 times bigger in its earlier life, according to new research. Jupiter, the largest planet orbiting the sun, used to be much bigger and ...

The giant planets weren't always where we find them today. Jupiter, Saturn, Uranus and Neptune formed in a more compact ...

Analysis of early direct images from James Webb telescope show immense dust clouds on brown dwarf that lead to a blurring of atmospheric lines—and scientific consensus ...

For a planet so far from the sun, its upper atmosphere is a boiling 400 degrees Celsius (750 Fahrenheit). That's about the same as Earth's upper atmosphere. "Jupiter is five times farther from the sun ...

Here’s your chance to see some drops of Jupiter. The planet will be highly visible this week as it reaches its closest point to our planet — a state known as perigee. Sky and Telescope reports a good ...

There’s love in the night sky. Jupiter and Venus are set to share a “cosmic kiss” Thursday night as they appear side by side. The two planets crossed paths shortly after sunset Wednesday night as ...