It's named Eos, after the Greek goddess of the dawn, and contains approximately 3,400 solar masses worth of gas.

The NASA New Horizons spacecraft's extensive observations of Lyman-alpha emissions have resulted in the first-ever map from ...

The dark nebula is part of the Circinus West molecular cloud, which stretches for 180 light-years, containing a mass 250,000 ...

Scientists have unveiled an enormous gas cloud just 300 light-years from the solar system that measures about full 40 moons ...