The supermassive black hole named Sagittarius A* lies in the middle of the Milky Way. Observations of S2 and other stars also helped astronomers calculate the extraordinary size and mass of ...

Our Milky Way is one of more than 100 galaxies bound together by gravity.

His measurements marked the end of the Great Debate about the Milky Way’s size and the nature of the nebulae. Hubble wrote about his discovery to Harlow Shapley, who had argued that the Milky ...

High in the Milky Way, a dying giant has thrown astronomers a cosmic curveball. A star known as DFK 52, sitting in the ...

CINCINNATI (WKRC) - Scientists reportedly spotted a comet the size of Manhattan flying through the Milky Way galaxy, marking the third time an object from outside the galaxy has been spotted in ...

M11 is best viewed in the hours between sunset and midnight in August, when the cluster can be found roughly 40 degrees above ...

Astronomers have discovered an extraordinary new giant radio galaxy with plasma jets 32 times the size of our Milky Way.

The large size of the experiment increases the odds of seeing a tiny fraction of the neutrinos flying through space from the Milky Way and other places in the cosmos.

At Last, the Milky Way Gets a Better Close Up The largest catalog ever collected by a single telescope maps Earth’s 3 billion stellar neighbors—and helps track the dust that warps how we see them.