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Comet 3I/ATLAS reaches closest point to Earth: How to see it on Friday night

Comet 3I/ATLAS, the third interstellar object ever detected, will swing closest to Earth overnight from Thursday to Friday ...
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Telescope sees through cosmic dust clouds

The cosmos has always fascinated us, with its vast expanses and mysteries that are yet to be fully understood. The development of advanced telescope technology has significantly expanded our cosmic ...

You can still see comet 3I/ATLAS in the night sky. Here’s how.

Comet 3I/ATLAS is a rare visitor passing briefly through our solar system. Here’s how to find it in the night sky—and what ...
The Atlantic

A Warped View Through an Einstein Ring

Day 7 of the 2025 Space Telescope Advent Calendar: A Warped View Through an Einstein Ring. You are seeing two galaxies here, one in front of the other. The more distant spiral galaxy appears warped ...