Astronomers have identified sulfur as a potentially crucial indicator in narrowing the search for life on other planets.

Astronomers have discovered that sulfur may be a key to helping us narrow down our search for life on other planets.

How would detecting methane help astronomers identify if exoplanets, or even exomoons, have life as we know it, or even as we ...

By comparison, our nearest stellar neighbor Proxima Centauri is around 4.2 light years away. If there were such emissions there, the James Webb Space Telescope would be able to detect them.

Imagine a distant world, light-years away, where intelligent beings scan the cosmos, searching for hints of life. If their ...

If extraterrestrial civilizations exist with technology similar to ours, could they detect Earth? A team of SETI researchers ...

SETI scientists try to determine whether aliens at a similar technology level to humans could detect Earth and from how far ...

NASA’s James Webb Space Telescope is tested in a giant ... As it happens, there’s a rocky planet, called Proxima Centauri b, orbiting in the habitable zone of Proxima Centauri, a red dwarf ...

Atmospheric technosignatures—such as nitrogen dioxide emissions—have become more detectable than they were a decade ago, thanks to advances in instruments like the James Webb Space Telescope ...

With HWO, SETI could detect these emissions from as far as 5.7 light-years away, just beyond our closest stellar neighbor, ...