NASA's James Webb Space Telescope has spotted a young star flinging heat-formed crystals outward on a cosmic conveyor belt, offering a new clue to how comets evolve.

A spectacular new image from the James Webb Space Telescope reveals intricate structures inside the Helix Nebula, where a dying sunlike star is enriching the galaxy with the elements needed for life.

When young stars mix with neutron stars, things get messy.

A UCLA-led team has achieved an unprecedented feat: capturing the sharpest image ever recorded of a distant star’s disk—without using a telescope array. The breakthrough was made possible by a novel ...

Explore HubbleHubble HomeOverviewAbout HubbleThe History of HubbleHubble TimelineWhy Have a Telescope in Space?Hubble by the ...

Alexander Venner picked his way by hand through the data collected by a now-retired NASA telescope called Kepler, which ...