The number of exoplanets already discovered numbers in the thousands, and the Milky Way may harbor billions. This represents ...

This screen image captured at Beijing Aerospace Control Center on May 30, 2023 shows Shenzhou XVI crewed spaceship successfully docking with the radial port of core module Tianhe of the space station.

When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of ...

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

Farmlands in Turkey are being pockmarked by hundreds of sinkholes, making them look like they were "attacked by a cosmic hole ...

There’s no data to suggest that aliens exist. However, if we believed they existed and came to Earth, our planet would offer ...

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...

Scientists are raising concerns that we may be overlooking evidence of extraterrestrial life even when it is present. Hidden ...

A new exoplanet model screens rocky worlds by their ability to retain atmospheres over geologic timescales, helping narrow the search for potentially habitable planets beyond Earth.

A nun discusses the debate on UFOs, suggesting they may be linked to spiritual forces rather than extraterrestrial beings, ...

Kansas City has long been a hotbed of activity, says Margie Kay, director of the Missouri chapter of the Mutual UFO Network ...

Data from the James Webb Space Telescope on exoplanet K2-18b has revealed the "strongest hints yet of biological activity outside the solar system," according to a University of Cambridge study.