Astronaut Don Pettit has taken one of the most incredible astrophotography pictures ever, and possibly the best taken by ...

The European Space Agency's Milky Way-mapper Gaia has completed the sky-scanning phase of its mission, racking up more than 3 ...

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Media accreditation is open for the launch of two NASA missions that will explore the mysteries of our universe and Sun. The ...

Active galaxy 1ES 1927+654, circled, has exhibited extraordinary changes since 2018, when a major outburst occurred in visible, ultraviolet, and X-ray light. The galaxy harbors a central black hole ...

New ground- and space-based infrared observations are giving astronomers a better handle on the true populations of red ...

Astronomers have long tried to track down how elements like carbon, which is essential for life, become widely distributed ...

Astronomers have long tried to track down how elements like carbon, which is essential for life, become widely distributed across the universe. Now, NASA’s James Webb Space Telescope has examined one ...

In this special Hubble image 23 years in the making, the sparkling spiral galaxy UGC 10043 reveals the secrets of its unusually big bulge.

Scientists have discovered a rare six-planet system where all planets orbit their star in perfect mathematical harmony.

This marks the first-ever detection of X-ray spectral lines in a binary black hole system, offering a novel window into the ...

Chile's Atacama Desert is home to some of the best Earth-based observatories, though an energy company is throwing a wrench ...