Black holes don’t emit light, but they still shine. They do so because of accretion disks, but those disks don’t appear around black holes of all sizes. There could be incredibly huge black holes out in the universe that we can’t see, because they’ve gone really dark.
A major mystery surrounding the Moon's origin and early composition may have finally been solved by a team of Israeli astrophysicists.
For the first time in astronomical history, scientists have taken an actual snapshot of an exoplanet in the midst of formation. Located about 337 light-years from Earth, the protoplanet, which will eventually resemble something like Jupiter, is completely surrounded by a massive ring of gas and dust. The photo was…