Billions of years ago, another planet smashed into Earth. An event of this epicness could have created our Moon. It also ...

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...

James Webb has detected a molecule in the atmosphere of the exoplanet K2-18b that could be linked to life. The molecule, ...

The research is mounting up that we might not be alone in this big wide world. So what's the likelihood that aliens are out ...

Early Mars seems to have had a protective atmosphere and liquid water in the form of oceans, rivers, and lakes. It may also ...

One of Britain’s most prominent space scientists believes humanity may finally get an answer to one of its oldest questions ...

Are aliens real? A Nature Astronomy study reveals 87% of experts believe life exists. Explore how 3I/ATLAS and AI are ...

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

As this interstellar object approached its closest point to Earth, a massive radio telescope attempted to sniff out a ...

In July, researchers using the NASA-funded Asteroid Terrestrial-impact Last Alert System survey telescope in Chile made an ...

Polling shows that nearly half of Americans now believe aliens have visited this planet—and that the number who aren't sure ...

Historically, many scientists and society have been fascinated by the prospect of making contact with extraterrestrial ...