China has completed the world’s largest radio telescope, known as FAST — but its true purpose goes beyond size. In this video, we explore how the FAST telescope works, what it's listening for, and why ...

Interstellar comet 3I/ATLAS is passing safely through our solar system. Learn about its discovery, its distant path, and why ...

Mercury will reach its greatest eastern elongation on Oct. 29, marking one of the best evenings to see the planet this fall ...

Data show that unidentified lights in archival astronomy images were 68% more likely to be imaged 24 hours after a nuclear ...

Scientists use James Webb Space Telescope to make 1st 3D map of exoplanet — and it's so hot, it rips apart water ...

Amazon just slashed the price to $135 in what appears to be an early Black Friday move (20% off) and its beats LEGO’s ...

By early December, 3I/ATLAS will move away from the Sun’s vicinity, and its glare, and will be visible again in the Northern ...

Comet 3I/ATLAS nears the sun Oct. 29. Experts say it's natural, despite viral alien theories. Here's how to see it from ...

Loeb reached into a bowl of seashells decoratively placed on his living room table, arranging a few in the shape of the Sun, ...

Theoretical physicist Alex Lupsasca is pushing for a space telescope to glimpse the thin ring of light that is thought to surround every black hole.

From the ancient Assyrians and Greeks, to the greatest minds of the Renaissance, and up to the billionaire space explorers of ...

Astronomers have, for the first time, mapped a mysterious form of matter in our galaxy that had remained invisible until now.