3I/ATLAS, an interstellar object currently zipping through the solar system, is capturing the attention of astronomers, the ...

Over the course of human history, perhaps no single object in the night sky has drawn more attention than the Andromeda ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...

The Milky Way, our home galaxy, is a vast and mysterious system brimming with stars, planets, dust, and cosmic wonders. For centuries, humans could only admire its hazy band across the night sky, but ...

There’s so much going on this month for stargazers, including great lunar conjunctions and cover-ups. One of the great meteor ...

The first quarter moon is October 29th, so trick or treaters can be treated to a fine view of the waxing gibbous moon and ...

On September 19th, a close conjunction of the Moon, Venus, and Regulus will be observable in the eastern sky before sunrise. The Andromeda Galaxy (M31), along with its companion galaxies M32 and NGC ...

Catch a glimpse of the Andromeda Galaxy as it hangs high in the October night sky. Late October presents a perfect ...

The Milky Way ripples like a vast cosmic wave. Gaia’s precise measurements reveal a colossal motion sweeping through the galaxy’s disc, an echo of something mysterious in our galaxy’s ancient past.

Astronomers see no stars ejected from the center of our Milky Way galaxy, giving them important information about the Sgr A* black hole.

Astrophotographer Ronald Brecher has captured a stunning image of our neighboring spiral galaxy, Andromeda, shining in deep space some 2.5 million light-years from Earth. The nearby satellite galaxy ...

Though the Milky Way is generally always visible from Earth, certain times of year are better for stargazers to catch a glimpse of the band of billions of stars. "Milky Way season," when the galaxy's ...