The discovery was made on a massive exoplanet known as K2-18b that for years has captivated scientists searching for life ...

The James Webb Space Telescope has just observed the oldest dead galaxy, that is, one in which the birth of new stars has ...

A chemical called dimethyl sulfide popped up in an analysis of exoplanet K2-18b’s atmosphere. On Earth, it’s only made by ...

Astronomers have detected the most promising signs yet of a possible biosignature outside the solar system, although they ...

"We've always known that we need something to complete the puzzle, but we haven't really known what shape or form those ...

Astronomers have detected the most promising signs yet of a possible biosignature outside the solar system, although they remain cautious.

A distant planet's atmosphere shows signs of molecules that on Earth are associated only with biological activity, a possible signal of life on what is suspected to be a watery world, according to a ...

Astronomers may have uncovered a hidden population of galaxies that could rewrite what we know about the universe's evolution ...