Space

Scientists find vast, ancient galaxies hiding in plain sight

Why Bill Nye's solar sail matters for the future of space travel

Perseid meteor shower: What you need to know

Plans for orbiting lunar outpost take shape

This newly discovered star may have been around when the universe was still a baby

How the moon messes with your sleep

What to see in the night sky in August

What is a 'black moon'?

A rare star escapes the supermassive black hole at the heart of the galaxy

2 dead stars are locked in a timeless embrace

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