A nearby dwarf galaxy poses an intriguing mystery: How is it able to form brilliant star clusters without the dusty, gas-rich environments found in larger galaxies? The answer, astronomers believe, ...

Learn how the discovery of a young planet orbiting two suns is revealing how worlds form and survive in binary star systems.

Like a family in which short parents have tall children, a tiny red dwarf star is defying our understanding of how planets form by existing alongside a giant exoplanet. Giant planets are not rare per ...

When a star is born, it doesn’t emerge in isolation. Instead, it forms inside a large, chaotic cloud of gas and dust. Around it, a flat disk of spinning material takes shape. This protoplanetary disk ...