Sedna will make its closest approach to the Sun in 2076, giving us a rare opportunity to visit the planetoid before it drifts ...

Scientists have unlocked one of the solar system's many secrets from an unexpected source: a planetarium show.

A team of astronomers has made a groundbreaking discovery by detecting molecular activity in comet C/2014 UN271 ...

Astronomers discovered that C/2014 UN271, a massive comet more than 10 times larger than any known comet, is emitting jets of ...

The monstrous 85-mile-wide comet C/2014 UN271 is the second most distant body originating from the Oort Cloud found to be ...

The Oort Cloud, an expanse of icy bodies in the far reaches of our solar system, is shown here in a scene from "Encounters in the Milky Way," a show at New York City's Hayden Planetarium that ...

On March 8, ALMA spotted a pair of jets blasting out of the comet's nucleus – its solid icy core. Spectrometry revealed that ...

If our solar system seems stable, it's because our short lifespans make it seem that way. Earth revolves, night follows day, ...

Passing stars could trigger instability across the solar system, resulting in Earth being hauled out of its orbit.

Thanks to ALMA’s powerful precision, scientists have now confirmed that comet C/2014 UN271 holds the title of the largest ...