For all the talk about life across the cosmos, Earth remains the only confirmed example. That single data point makes your ...

The James Webb Space Telescope (JWST) has discovered phosphine in the atmosphere of a brown dwarf — the same chemical that ...

In the hunt for extraterrestrial life, we usually look for planets orbiting sun-like stars and icy moons. But there is ...

The Copernican Principle, named in honor of Nicolaus Copernicus (who proposed the heliocentric model of the universe), states ...

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

In new research published today in Science, a team of astronomers report the detection of a surprising substance in a brown ...

The detection of the molecule phosphine in a brown dwarf’s atmosphere may help astronomers in their search for life elsewhere ...

Previous research suggests that brown dwarfs should contain phosphine—which forms when phosphorus combines with ...

Astronomers have discovered new evidence that suggests the possibility of an unknown planet in our solar system's farthest ...

Some habitable worlds orbiting dead stars could be kept alive for aeons thanks to a quirk of Einstein’s theory of gravity ...

Yewande Oluwole, 5, and her sister Jadesola, 3, love astronomy and can name every planet—even the dwarf planets. But peering ...

Astronomers have discovered fresh evidence suggesting the possible existence of an unseen planet in the far reaches of our ...