Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

We live in a very exciting time: answers to some of the oldest questions humanity has conceived are within our grasp. One of ...

Astronomers have made an extraordinary discovery—for the first time, scientists have directly observed two alien planets ...

New polarimetry data on interstellar comet 3I/ATLAS reveals bizarre refractory dust, proving this alien visitor formed in a ...

Scientists have identified an unexpected way to study the hidden space weather of distant stars by observing strange, ...

Far beyond the eight familiar planets in our solar system, countless bizarre and extreme worlds await discovery — and some have already been found. Thanks to rapidly advancing telescope technology, ...

"Awards like these are a critical component of our incubator program for future missions, which combines government ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Pablo Carlos Budassi/Stocktrek Images/Getty Images Astronomers have discovered that ...

Detective astronomers have discovered at least one unseen alien planet, and possibly another, around a distant star by observing the odd behavior of a planet already known to orbit the same star. The ...

Humans should look to planetary alignments outside of the solar system when searching for signatures of extraterrestrial communications, scientists say. The nascent search for radio transmissions from ...