The Euclid space telescope brings the Einstein Ring into view. Check out the accidental discovery and what it looks like ...

As a result, they detected a stellar stream, shells and a globular cluster in the halo of this galaxy. Their findings were reported Jan. 7 on the pre-print server arXiv. NGC 300 (also known as ...

These streams, along with other faint features such as old, scattered stars, form a so-called stellar halo: a sprawling, low-density cloud of stars that surrounds the bright central disk of a ...

The feature in question is in the GD-1 stellar stream, a thin group of stars moving together on a shared trajectory through the Milky Way's all-encompassing halo. The GD-1 stellar stream has been ...