Imagine a planet orbiting the largest known star, Stevenson 218. This video explores the tantalizing scientific possibility of alien worlds around a red supergiant. We examine the challenges of ...

For decades, the search for life beyond Earth has focused on distant exoplanets and the rusty plains of Mars. Now, a small ...

Astronomers thought they had seen the "first hints of life on an alien world" this year, but they disappeared under closer ...

In the many decades of NASA exploration, there has only been one detection that got on that scale. It was collected by the ...

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

According to popular media, the search for alien life involves advanced technology, space exploration and sometimes even government conspiracies and secret programs. But according to University of ...

As far as underwhelming headlines go: "No Alien Life Found on Comet" must rank very close to the top. An article with this title appeared in the Guardian on July 6 in response to a story claiming that ...