The TRAPPIST-1 system is a multi-planetary system made of seven Earth-sized planets orbiting a cool red dwarf just 40 light-years from Earth. Of the seven, three planets sit in the habitable zone, the ...

This new approach, which will mix NASA assets and commercial infrastructure, would gradually replace the patchwork relay ...

The exoplanet TRAPPIST-1 d intrigues astronomers looking for possibly habitable worlds beyond our solar system because it is ...

Skywatchers who saw the Venus-Jupiter conjunction saw the start of an upcoming "planet parade" in the eastern sky. Here's ...

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For decades, scientists puzzled over why Uranus seemed colder than expected. Now, an international research team led by the University of Houston has solved the mystery: Uranus emits more heat than it ...

U-M astronomers are helping study a fast-moving, ancient, and massive comet that formed beyond our galaxy. A group of ...

Skywatchers were treated to a celestial spectacle in August, with the Perseids meteor shower and a stunning conjunction of ...

NASA has confirmed the detection of 3I/ATLAS, the fastest interstellar object ever observed, speeding through our solar system at an astonishing 130,000 miles per hour.

Details about a mysterious interstellar object detected in the solar system on July 1 are now out, as shared by NASA ...

A conceptual mission known as "Persephone" could explore Pluto and its moons for 50 years — if it ever gets funded and ...

Oregon stargazers have plenty of reasons to look up in August – a month marked by meteor showers, planetary conjunctions, and ...