Hubble takes closest-ever look at a quasar
Astronomers have used the unique capabilities of NASA's Hubble Space Telescope to peer closer than ever into the throat of an ...
Astronomy on MSN6 天
Jupiter reaches opposition this weekend: How to see it
The giant planet hasn’t been this bright in a decade, and it reaches opposition December 7. Now is the time to get out and ...
What Are These Weird Structures Hubble Spotted Near a Monster Black Hole?
Legendary Active Galaxy Contains a Monster Black Hole Amateur astronomers can observe an extraordinary celestial object known as 3C 273, the most distant target visible through a standard backyard ...