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 ...

Any meteors you do see at that time are going to be called Earth grazers,” said Robert Lunsford of the American Meteor ...

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

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

On the subject of Comet 3I's unnaturalness, Harvard physicist Avi Loeb has admitted to having concerns about the discovery in ...

One of the most popular meteor showers of the year peaks Aug. 12 in the Northern Hemisphere. Here's how to watch shooting ...

In Roman mythology, Pluto is the god and ruler of the dead. For a return mission to the dwarf planet, Howett and her ...

Our sun is about five times less magnetically active than other sunlike stars—effectively a special case. The reason for this ...

The 3I/ATLAS, which was first spotted on July 1, has the fastest velocity of any solar system visitor to date, NASA says. The comet’s 130,000 mph speed is nearly 100 times the speed of some bullets.

NASA is launching the second phase of its moon recycling competition to clean up trash in space, including plastics, foams ...

Hubble telescope captures third interstellar visitor 3I/ATLAS showing active dust coma racing through solar system.

Lunar Trailblazer was set to map the Moon’s water in unprecedented detail but was lost after a communications failure soon ...