Scientists think it came from outside the Milky Way galaxy but its exact source remains a mystery. Neutrinos spew from stars like the sun and trillions stream through our bodies every second.

Scientists announced Tuesday that the telescope had given scientists the longest and most detailed glimpse thus far of the supermassive black hole at the center of our Milky Way galaxy.

Polar bears aren't white, strawberries aren't berries and the Earth isn't round—we'll have you rethinking everything you ...

Why do people use telescopes to look into space but not binoculars? – Niraj, age 6, Arlington, Massachusetts Go outside right now. What’s the farthest thing you can see? A tree? A bird? What about ...

Astronomers have discovered strong evidence for the closest supermassive black hole outside of the Milky Way galaxy. This ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...

The disc of plasma surrounding the black hole at the heart of the Milky Way is constantly emitting flares both large and small.

New research from a team at the Harvard Center for Astrophysics suggests that the Large Magellanic Cloud, a dwarf galaxy neighboring the Milky Way, hosts a gravitational structure hundreds of ...

blast of X-rays coming from within the Large Magellanic Cloud (LMC), a galaxy that orbits the Milky Way from roughly 160,000 light-years away. "Have you ever flipped through old photo albums and ...

The black hole at the heart of our galaxy is a real party animal ... Space Telescope (JWST), scientists discovered that the Milky Way's central supermassive black hole, Sagittarius A* (Sgr ...

In fact, the supermassive black hole at the centre of our galaxy looks more like a fireworks display. The James Webb Space Telescope (JWST) has captured the most detailed view into the Milky Way's ...