From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

The research is mounting up that we might not be alone in this big wide world. So what's the likelihood that aliens are out ...

Recent observations suggest that scientists have identified potential microbial fingerprints in the atmospheres of other planets, raising intriguing questions about the possibility of alien life ...

Imagine a planet orbiting the largest known star, Stevenson 218. This video explores the tantalizing scientific possibility of alien worlds around a red supergiant. We examine the challenges of ...

Life may not get blasted off any of the known "super-Earth" worlds as readily as it can from our planet, scientists find. The discovery suggests that any intelligent aliens that develop on such ...

In 1995, a pair of scientists discovered a planet outside our solar system orbiting a solar-type star. Since that finding—which won the scientists a portion of the 2019 Nobel Prize in ...

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...

Freshly uncovered evidence collected by a NASA rover tasked with exploring Mars has skyrocketed the possibility of life existing on other planets, RadarOnline.com can reveal. The Mars rover ...

Could an ocean – likely needed to sustain life – even survive on a planet orbiting close to a dead star? When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

These celestial wonders can tell us a lot about the state of the atmosphere at home on Earth as well as on other planets. When you purchase through links on our site, we may earn an affiliate ...