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Scientists are making milestones on NASA's Roman Space Telescope as Trump continues to threaten the agency's science budget.

ESA's Mars Express spacecraft has been imaging the dynamic Acheron Fossae region of Mars for more than 20 years.

A distant galaxy nicknamed "Cosmic Grapes" is bursting with massive star-forming clumps — far more than expected — offering fresh clues about how galaxies grew in the early universe.

The reentry capsule was a big, bowl-shaped hunk of metal that weighed about 120 pounds and contained only an American flag.

SpaceX launched a batch of Amazon's Project Kuiper broadband satellites on Monday (Aug. 11). It was the 100th liftoff of the year already for Elon Musk's company.

The Perseid meteor shower takes place each year as Earth travels through the debris shed by comet 109P/Swift-Tuttle.

This long-exposure image from the International Space Station shows the growing tension between celestial beauty and human expansion into space.

Follow Space.com's rocket launch blog for the latest on when the next rocket launch will be and how to follow it live.

As space becomes more important to the economy of nations around the world, the risk of paper mills flooding the literature with fraudulent results is increasing.

Find out what you can see in the night sky for tonight, from planets and stars to dazzling meteor showers.