This emission is strongest under conditions which are intermediate between those in the interior of nebula and those in the dense cloud.

NASA's newest astrophysics space telescope launched in March on a mission to create an all-sky map of the universe. Now ...

Learn more about how the Vera C. Rubin Observatory will capture more of our stunning universe.

Emirates Astronomy Society achieves a historic milestone by photographing the Crescent Nebula, 5,000 light-years away, ...

The Vera C. Rubin Observatory has unveiled its first close-up image of the cosmos, offering an extraordinary new perspective ...

Credit: NASA, ESA, and M. Andersen; ESO/VPHAS+ Team Sh2-284 is an HII region, glowing as an emission nebula energized by intense ultraviolet radiation from nearby stars, ionizing its hydrogen-rich gas ...

This spectacular star-forming region is one of the first images from the new Vera C. Rubin Observatory in Chile.

The first test images from the Vera C. Rubin Observatory in Chile showcase thousands of previously unknown asteroids and ...

Galaxies shine in a rainbow of emissions from gas, dust, and stars. Each of these building blocks emits light at specific ...

The Sculptor galaxy is similar in many respects to our Milky Way. It is about the same size and mass, with a similar spiral ...

The Sculptor galaxy is similar in many respects to our Milky Way. It is about the same size and mass, with a similar spiral ...

A new panorama from NASA's Mars Odyssey orbiter shows Arsia Mons, one of the largest volcanoes on Mars, rising above a thick ...