Researchers from the University of Waterloo have proposed a new method to measure the Hubble constant that could help resolve ...

Glowing like a multi-faceted jewel, the planetary nebula IC 418 lies about 2000 light-years from Earth in the constellation ...

The new data of Uranus' interior rotation rate has a level of accuracy 1,000 times greater than previous estimates.

Aurora lights on Uranus helped NASA’s Hubble Space Telescope measure the planet’s interior rotation rate, changing what astronomers know about how long a day is on the cold and windy world.

A new image from the Hubble Space Telescope has captured the stunning spiral galaxy NGC 5530, located 40 million light-years ...

A nearby Earth-sized planet beyond our solar system could soon add to the diversity of known terrestrial worlds with their ...

In recent years, one of the most troubling puzzles in astrophysics has grown more urgent. Scientists have realized that the ...

This NASA/ESA Hubble Space Telescope image features the picturesque spiral galaxy NGC 4941, which lies about 67 million light ...