This artistic illustration shows the TRAPPIST-1 red dwarf star system, home to seven Earth-sized exoplanets, several of which lie within the star’s habitable zone. In the foreground is TRAPPIST-1 b, ...

One of them is about 4.2 light years away - more than a whopping 24 trillion miles from Earth! Find out more here.

For years, the search for alien life has focused on Earth-like planets orbiting distant stars. But this episode explores a ...

Alien planets are far away but extreme lasers on Earth are giving scientists a way to investigate what they're like.

A new study published in Monthly Notices of the Royal Astronomical Society has pinpointed the best planets for the search for extraterrestrial life. By focusing on specific characteristics of ...

Humans have wondered for centuries whether we are alone in the universe — and a new study suggests that if alien ...

After years of discovering exoplanets at a staggering pace, astronomers are now starting to distinguish the simply interesting from the truly promising. A new study highlights a select group of rocky ...

CTV National News: NASA finds 7 planets NASA scientists hit the cosmic jackpot, discovering a new solar system with planets that could support life. John Vennavally-Rao reports.

The ExoLife Finder (ELF) looks like no telescope ever built. A spectacular crown of 15 five-meter mirrors perches atop a ...

Add Yahoo as a preferred source to see more of our stories on Google. Humanity has dreamed about discovering life on alien planets for as long as we have dreamed about visiting other worlds. Since ...

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 ...