The Bernardinelli-Bernstein comet, located in the Oort Cloud, was observed by the ALMA to record the first evidence of active ...

It appears our solar system is getting more popular with out-of-towners. Astronomers have found a third interstellar object, ...

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

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

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

The icy giant is more than 10 times the size of any known comet, according to the National Radio Astronomy Observatory.

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 ...

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

NASA observes largest Oort Cloud comet, C/2014 UN271, exploding with CO gas jets, thanks to ALMA’s deep-space capabilities.

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

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

A recent study indicates a small chance that Earth could be ejected from our solar system due to passing stars. Simulations ...