Nearly 5,000 exoplanets had been discovered at the time of the video, but the worlds closest to Earth may give us our best opportunity to learn what alien planets are actually like. Proxima Centauri ...

Given the size and age of the universe, it should be full of species with technology far more advanced than our own. But so far there is no trace ...

The search for life beyond Earth has marked a new discovery — evidence of an atmosphere on an Earth-like planet beyond our Solar System with modelling suggesting it may be a water world.

For generations, artists and science-fiction writers have imagined alien landscapes beneath twin sunsets. The image became iconic in popular culture long before astronomers confirmed that planets ...

If you thrill at the discovery of new exoplanets, hold tight. A sextuplet alien solar system has been glimpsed in exquisite detail, revealing six planets of varying mass, five of which are packed ...

Credit: ESO/Digitized Sky Survey 2 A giant planet spent more than a decade concealed inside one of astronomy’s most closely ...

Scientists have identified two possible exoplanets where aliens could have lived for five billion years before life on Earth ever began. The planets could exist in our own Milky Way galaxy and share ...

You've probably heard the theory before – it's that the octopus is not from earth. They're aliens. They are so different from anything else on this planet, that they must have come from a different ...

Thirty years ago this week, two Swiss astronomers announced that they had spotted the first known planet orbiting a Sun-like star. The Nobel-winning discovery, later published in the pages of Nature, ...

Scientists have quietly rewritten the global rulebook for what happens if alien intelligence is ever detected, updating long‑standing 'first contact' plans in 2026 to prevent panic and confusion in an ...