Hycean worlds, which are a possible kind of exoplanet with deep oceans surrounded by a thick envelope of hydrogen, could ...

Finding alien life won’t be as dramatic as a flying saucer landing on the White House lawn – it’ll be NASA scientists holding ...

The James Webb Space Telescope could potentially detect signs of life on alien 'hycean' ocean worlds, possibly the most ...

The relative quantities of volatile gases like methane and ethane can reveal key details about distant Kuiper Belt objects.

NASA’s James Webb Telescope captured direct images of gas giants in HR 8799, revealing their carbon dioxide-rich atmospheres.

The gas giants outside our solar system are not capable of hosting extraterrestrial life, but do offer clues in a lingering ...

Scientists identify methyl halides as a strong biosignature for alien life, with Hycean planets offering the best chance for ...

Scientists have made the record-breaking detection of oxygen in an ancient galaxy that existed just 300 million years after ...

A new discovery using the James Webb Telescope has implied we may live in a black hole. The telescope, launched by NASA three ...

It's rare for any observatory to directly image a planet beyond our solar system, called an exoplanet, but the powerful James ...

The James Webb Telescope has discovered a gigantic galaxy in the early universe, probably from 12 billion years ago.

A recent study analyzing 263 galaxies has added new fuel to an extreme cosmic theory—that our entire universe might actually ...