Astronomy fans can zoom in practically forever into the stunning first images from the Vera C. Rubin Observatory ...

With a spectacular array of galaxies and nebulas, the ambitious telescope begins its 10-year survey of the cosmos.

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Astronomers predict that our home galaxy and the nearest major galaxy to it, Andromeda (2.5 million light-years away), will collide and eventually merge between 3.9 billion and 5.6 billion years ...

Previous research has suggested that the Oort cloud contains remnants of the solar system's planets, which were formed over 4 billion years ago, but its exact shape and structure have been a mystery.