Astronomers used the James Webb Space Telescope to probe the object, gathering clues on whether it grew larger over time like a planet or fragmented into smaller bits like a star. Stars are born from ...

When a massive star collapses or two neutron stars collide billions of light-years away, the explosion can unleash a brief, ...

Planets, like those in our solar system, form in a bottom-up process where small bits of rock and ice clump together and grow ...