The movements of the planets in the Solar System are pretty difficult to get your head around, even before we get started on ...

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

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

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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An international team of scientists has found a fascinating new planetary system around a star similar to our sun. The system ...

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

After a decade-long search, some scientists say a growing number of clues point to the existence of a hidden planet in the Kuiper Belt beyond Neptune — and they may soon have the opportunity to find ...

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.