A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the White House to lead a ...

NASA’s Perseverance rover has uncovered the most extensive evidence yet of complex organic molecules on Mars, detecting ...

An unusual sighting in a NASA image has reignited speculation that something extraterrestrial once existed on Mars.

James Webb uncovered exotic salt clouds surrounding the famous "Pink Planet," solving a long-standing mystery about one of ...

Somewhere out there, a planet roughly the size of Earth may be orbiting a distant star in conditions that could support life.

In a new paper, researchers examine the possibility of other consciousnesses that take on forms far beyond our imagination.

Scientists can't fully agree on what GJ504b actually is. It may be a massive planet or a brown dwarf, a mysterious class of ...

Astronomers have finally cracked the mystery of the famous “Pink Planet,” a strange world 57 light-years away that has ...

There are "vast hidden magma systems" inside of Mars, scientists say – and it could have major implications for the search ...

An interstellar comet that blazed past the sun and swung by Earth last year could be nearly three times older than our solar ...

Using the Keck Observatory, astronomers measured the spins of dozens of giant planets and brown dwarfs orbiting distant stars. They found that giant planets can spin faster than much more massive ...

It may seem like we are on the verge of discovering alien life. In 2025, a press release stated that we have the "strongest hints yet" of extraterrestrial life on the exoplanet K2-18b. And when ...