Hubble’s work pushed the field of astronomy forward, starting with his paper demonstrating that some objects exist outside our galaxy.

The James Webb Space Telescope has uncovered something extraordinary: a quasar within the Milky Way! This video unpacks the ...

Andromeda is the closest large galaxy to the Milky Way. And it is getting closer, as the two will merge in several billion ...

High radiation during a time of frenzied star formation in the Milky Way left one stellar population with few chances to form planets, a study reports.

The blurry, extraordinary image is of the Milky Way, but it is composed of the "ghostly" particles that are emitted by the reactions that power stars. The particles are neutrinos, which are ...

Crucial to all life on Earth, the 15th element of phosphorus remains a real puzzle for astronomers. Specialized space ...

The total mass of the Milky Way is estimated to be only two hundred billion times that of the sun (2.06 x 10 11 solar masses), marking a significant downward revision—approximately four to five ...

100 years ago, Hubble revealed a universe of galaxies that existed beyond ours — but he couldn't have done it without a little help. If we could go back 101 years, we would encounter a time when ...

This illustration shows a stage in the predicted merger between our Milky Way galaxy and the ... [+] neighboring Andromeda galaxy, as it will unfold over the next several billion years.