In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...

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 ...

In the Milky Way's central bulge, about 24,000 light-years from Earth, a peculiar pair of objects appears to be hurtling ...

When we think of astrophotography, usually big telescopes on robotic mounts that cost thousands of dollars come to mind. But ...

There’s really no reason you can’t use binoculars to look into space – and in fact astronomers have been working on doing so ...

A newly discovered star system in the heart of the Milky Way is moving at unprecedented speeds. Scientists believe this ...

NASA's flagship space telescope captured flares from the disk of superheated material around the black hole, revealing the dynamic—and explosive—physics at our galaxy's core.

Using NASA's James Webb Space Telescope, Northwestern astrophysicists gained the longest, most detailed glimpse yet of the supermassive black hole at the center of the Milky Way.

Sagittarius A*, our galaxy's supermassive black hole, is constantly producing strange eruptions. Astronomers are using the ...

NASA’s SPHEREx to survey Milky Way for water ice, carbon compounds Mission to study molecular clouds where planets and stars form SPHEREx data will aid future studies of planetary evolution ...

The Hubble Space Telescope captured the ​​colorful, wispy clouds near the Tarantula Nebula, one of the most luminous and ...

Scientists have unlocked the 3D structure of molecular clouds in the Milky Way’s center, using a groundbreaking X-ray technique. These cosmic clouds, vital for star formation, were illuminated by past ...