Astronomers may have uncovered a massive hidden planet far beyond Neptune, using decades-old infrared data. The object’s ...

Hubble Space Telescope imagery Neptune has revealed that the planet's clouds are disappearing. Credit: NASA Goddard Space ...

The cold and remote planets originally earned their label of "ice giants" to contrast their interiors from those of Jupiter ...

Fomalhaut lies about 25 light-years away in the constellation Piscis Austrinus, aka the Southern Fish, and is one of the ...

Fourth anniversaries aren’t often causes for celebration. But in the case of the James Webb Space Telescope (JWST), which ...

The Vera C. Rubin Observatory is set to discover 50+ interstellar objects like 3I/ATLAS. Explore how new 3,200MP camera ...

Although they are technically gas giants, Uranus and Neptune are referred to as "ice giants" due to their composition.

For decades, Uranus and Neptune have carried the tidy label of “ice giants,” shorthand for worlds built mostly from frozen ...

Everyone's favorite interstellar comet, 3I/ATLAS, flew past Earth overnight, coming within about 168 million miles (270 million kilometers) of our planet.

The world's most expensive infrared spectrometer - the James Webb Space Telescope - is unearthing extraordinary exoplanet ...

Unlike its predecessors, 3I/ATLAS is remarkably active; while 'Oumuamua was a dry, rocky cigar-shaped object, this new ...

While the 21st century has been bumpy, it has also ushered in monumental scientific and technological breakthroughs that have ...