In the years following the launch of NASA's Hubble Space Telescope, astronomers have tallied over 1 trillion galaxies in the universe. But only one galaxy stands out as the most important nearby ...

This NASA/ESA Hubble Space Telescope image peers into the dusty recesses of the nearest massive star-forming region to Earth, ...

Hubble revealed a universe of galaxies that existed beyond ours — but he couldn't have done it without a little help.

This towering structure in the Eagle Nebula is a 9.5 light-year-high column of gas and dust from a stellar nursery. This image shows N90, where bright young stars carve a cavity, with distant galaxies ...

NASA captured this stunning image of Messier 75 or M75, also known as NGC 6864, which is a giant globular cluster of stars in the southern constellation Sagittarius.

For humans, the most important star in the universe is our sun. The second-most important star is nestled inside the ...

The Flaming Star Nebula: This striking NASA APOD image captures the intense interaction between powerful stellar winds and cooler, denser material, shaping the nebula into a fiery, dramatic spectacle.