Zhúlóng is the most distant spiral galaxy ever seen. It formed 1 billion years after Big Bang, yet has a calm structure like ...

"We've always known that we need something to complete the puzzle, but we haven't really known what shape or form those ...

Astronomers from Swinburne University in Australia and elsewhere have employed the Keck II telescope to investigate the ...

How can astronomers pierce through the interstellar fog of the Milky Way—not to study distant objects, but to understand the ...

While solitary black holes should be common, they are hard to find. The one in Sagittarius revealed itself when it passed in front of a dim background star, magnifying the star’s light and slowly ...

A faint cosmic spin – one rotation per 500 billion years – could resolve the stubborn Hubble tension by tweaking standard ...