In the heart of our Milky Way galaxy, two gigantic "bubbles" extend roughly 50,000 light-years above and below the galactic ...

In the 1920s, astronomers thought that the Milky Way was the entire universe. Hubble's discovery revealed a much bigger ...

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...

ESA’s decade-long Milky Way Gaia mapping mission still has tons of data to release over the next few years. Expect surprises.

The result of the spacecraft’s endeavors is nothing less than the largest, most precise map of our galaxy to ... black hole in the Milky Way, just 2,000 light-years from Earth.

SPHEREx is a groundbreaking NASA telescope that will map the entire sky in infrared, revealing insights into cosmic inflation ...

MeerKAT’s newest giant radio galaxy find is extraordinary. The plasma jets of this cosmic giant span 3.3 million light-years ...

Gaia space telescope aimed to create an accurate and detailed 3D map of billions of stars in our galaxy and has flipped astronomers' understanding of the Milky Way on its head. After more than a ...

South Africa's MeerKAT telescope has identified a massive new radio galaxy, nicknamed Inkathazo, which translates to 'trouble ...

Astronomers have discovered a giant radio galaxy with plasma jets stretching an incredible 3.3 million light-years—32 times ...