It would take 120 years to travel to planet K2-18b at the speed of light. Here's how we know what could lie there.

These targets will guide observations with current and future facilities, including the James Webb Space Telescope and ...

Scientists identify 45 potentially habitable exoplanets, using exact data and quotes to guide future telescopes in the search ...

A new study suggests alien life may be easier to detect through clusters of similar planets rather than single biosignatures.

A new study proposes a shift in the search for extraterrestrial life, moving away from individual biosignatures toward ...

A new study proposes detecting life in space by spotting patterns across many planets instead of focusing on one at a time.

The northern ice ap of Mars seen from space - NASA/JPL-Caltech/MSSS Humanity has dreamed about discovering life on alien planets for as long as we have dreamed about visiting other worlds. Since Mars ...

On the way, he encounters an alien life-form named Rocky and the fictional extraterrestrial micro-organisms Astrophage and Taumoeba. Professor Lisa Kaltenegger, director of the Carl Sagan Institute at ...

Explore how cutting edge telescopes, AI, and new detection methods are transforming the extraterrestrial life search and ...

New research suggests that many planets previously considered promising for life may, in fact, be far less hospitable. A ...

Do aliens exist? Could Earth really be the only planet hosting intelligent life? Debates over the existence of extraterrestrials date back to the earliest Indigenous and western thought. The tools ...

Scientists have developed an 'agnostic biosignature' method to search for extraterrestrial life by identifying statistical patterns in traits across many planets. The approach assumes life can spread ...