The University of Arizona is opening a new exhibit this weekend that explores one of humanity's most enduring questions: Are ...

Astronomers now estimate there is at least one planet for every star in our galaxy. These worlds, called exoplanets, are ...

SpaceX scrubbed the mission's first launch attempt on Monday (April 27) due to weather concerns. The company is now targeting ...

From '50s gems like The Day the Earth Stood Still to underrated modern hits like Moon, these cult classics are timeless ...

Scientists are moving beyond the traditional "Earth twin" mindset to search for life in the universe, embracing the vast diversity of exoplanets. New research urges looking for biosignatures in a wide ...

The head of NASA says maybe Pluto is a planet after all. He is wrong because Pluto is part of the rest of the solar system ...

From still lakes to shifting shores, waves play a bigger role than we think—even on worlds we’ve never directly observed.

New research suggests that many planets previously considered promising for life may, in fact, be far less hospitable. A ...

Finding planets used to be a painstaking business. Astronomers would fix their gaze on a handful of carefully chosen stars, ...

The China National Space Administration (CNSA) announced the Tianwen 3, a daring Mars sample return mission to launch in 2028 ...

NASA's Transiting Exoplanet Survey Satellite has been searching for exoplanets since its launch in 2018, and it turns out it ...

A distant Jupiter-like planet has revealed an unexpected secret: water-ice clouds hiding in its atmosphere. The discovery, made with JWST, shows these alien worlds are more complex than scientists ...