For exoplanet hunters, distance is the biggest hurdle. The search for life beyond our solar system has turned to analyzing the compositions of alien atmospheres with telescopes at home, which is an ...

'Habitable Zone' for Alien Planets, and Possibly Life, Redefined A new definition of the habitable zone around planets, denoting where liquid water could exist, shifts Earth toward the very edge of ...

In a potential landmark discovery, scientists using the James Webb Space Telescope have obtained what they call the strongest signs yet of possible life beyond our solar system, detecting in an alien ...

Scientists had a mixed response to the announcement of biosignatures spotted on an alien exoplanet. A team of astronomers announced on April 16, 2025, that in the process of studying a planet around ...

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 ...

The search for alien life often sparks the imagination with images of extraterrestrial beings and strange worlds. However, a new theory is shifting the focus—what if life elsewhere in the universe ...

A planet that could have similar conditions to Earth has been found 40 light years away. Gliese 12b is about the size of Venus. It's a lot cooler than other planets found outside of the solar system - ...

Earth may be the only planet in the universe that we know to support life. However, astronomers have identified several alien exoplanets that could have even better environments, making them ...