Glossary · Celestial objects
Black hole
A region of space where gravity is so intense that nothing, not even light, can escape. Telescopes (Chandra for X-rays, Event Horizon Telescope for direct imaging) study supermassive black holes at galaxy centers.
Definition
A region of space where gravity is so intense that nothing, not even light, can escape. Telescopes (Chandra for X-rays, Event Horizon Telescope for direct imaging) study supermassive black holes at galaxy centers.