Large galaxies, like the Milky Way, attract smaller galaxies. Our solar system's cosmic neighborhood spans 100,000 ...

Astronomers at the Complutense University of Madrid first spotted this intriguing event using a powerful telescope in ...

Saturn will undergo a drastic change in the coming months, at least as the planet is seen from Earth. Here's what's going to ...

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Astronomers using the James Webb Space Telescope have detected possible signs of gases released by volcanic activity on a ...

After a decade-long search, some scientists say a growing number of clues point to the existence of a hidden planet in the ...

In the time Pluto was found, classified as a planet and reclassified as a dwarf planet, it has not completed one orbit. One ...

Scientists have developed a new method to compute how tides affect the interiors of planets and moons. Importantly, the new ...

Much of the understanding of the seventh planet comes from a brief flyby nearly 40 years ago, which researchers now say overlapped with an exceptional solar event.