Sagittarius A* is about 4 million times the sun's mass and lies at our galaxy's center.
Find out how far we Earthlings stand from this behemoth black hole.
Sagittarius A* is about 4 million times the sun's mass and lies at our galaxy's center.
Find out how far we Earthlings stand from this behemoth black hole.
The European Southern Observatory captured the cosmos in a stunning early-morning sunrise photograph over their 's La Silla..