Could a vagabond giant from the outermost regions of interstellar space be poised on the cusp of sweeping by our cosmic doorstep? Astronomers say yes and they have the data to support it. Using the ...

NASA’s Juno spacecraft has returned new images of Jupiter after its 66th close flyby as it enters the final year of its mission. The $1 billion spacecraft completed its latest close flyby on Oct. 23, ...

The core of Jupiter, the largest planet in our solar system, has long been a source of mystery for astronomers: an object so unfathomably dense and hot that it defies comprehension. Conventional ...

The shocking findings were part of a recent study in which astronomers effectively peered back in time to discover what Jupiter was like in its early years. Jupiter is not only the largest in the ...

Look up at the sky this week and you'll see Mars and Jupiter in a tight lineup not seen for years. On Wednesday, the two planets will be at their closest proximity to each other from Earth's ...

A NASA spacecraft spotted an eerie green light coming from Jupiter. The light is believed to be the glow from a bolt of lightning near the planet's north pole. Unlike Earth, where lightning bolts ...