A blob of gas seen outside the Milky Way could be a type of starless, dark matter–dominated galaxy. Some scientists are skeptical.

A jaw-dropping video composite of the Milky Way showcases the awe-inspiring scale of the cosmos. The video, stitched together from a series of recent observations, reveals the vastness of our galaxy, ...

Spanning approximately 220,000 light-years across, the Andromeda Galaxy is the largest galaxy of the Local Group, which also ...

The lone black hole without a companion star is located 5,000 light-years away. A team of scientists have confirmed the existence of a lone black hole that has no star orbiting it in the Milky Way ...

Using infrared images captured by NASA's Spitzer Space Telescope, scientists have found that the Milky Way’s graceful spiral shape is mainly made up of just two major arms extending from a central bar ...

JWST detects early galaxy Zhúlóng at redshift z=7.3 Galaxy formed just 800 million years post-Big Bang Zhúlóng shares a spiral structure with the Milky Way ...

With ten billion of these stars scattered through our Milky Way galaxy, even a tiny fraction hosting temperate rocky worlds would translate into a staggering number of potential abodes. The next step ...

Possible dark galaxy discovered near Milky Way Emits no visible light, made of hydrogen and dark matter Detected using Green Bank Telescope and VLA ...