K2-18b, an exoplanet 120 light-years away, may be the best hope to confirm that life exists beyond Earth. Here's what to know ...

A team of astronomers announced on April 16, 2025, that in the process of studying a planet around another star, they had ...

The University of Arizona has utilized state-of-the-art Magellan Adaptive Optics Xtreme technology to observe the PDS 70 ...

Lucian of Samosatam was probably the first to write about travel to outer space and aliens in his 160 AD work: "A True Story" ...

NASA has discovered molecules known to come exclusively from life in the atmosphere of the exoplanet K2-18b, suggesting the ...

The Andromeda Galaxy's family of dwarfs are an enigma. First it was the unusual flat plane around which more than half of them orbit, and now this lopsidedness. It just goes to show that sometimes it ...

By analyzing the available observational data, astronomers from the Tribhuvan University in Nepal and elsewhere have ...

Human Planet, a cinematic experience ... Since this series was broadcast in 2011, we have strengthened our training for the BBC’s Natural History Unit in editorial guidelines, standards and ...

A recently-discovered comet could have appeared in the night sky with the naked eye, but its passage near the sun has turned ...