'Theoretically, its gravitational field is so intense that no electromagnetic radiation can escape'
a black hole
BACK IN BLACK: Theoretically, its gravitational field is so intense that no electromagnetic radiation can escape
Theoretically, its gravitational field is so intense that no electromagnetic radiation can escape
Theoretically, its gravitational field is so intense that no electromagnetic radiation can escape
BACK IN "BLACK"
a black hole
BACK IN "BLACK"