"One day soon we may be able to see these 'missing' galaxies, which would be hugely exciting and could tell us more about how the universe came to be as we see it today." ...

They often twirl around heavier ones, like our Milky Way, as satellite dancers. The dark matter distribution of a Milky Way ...

Astronomy Update is provided by the Chippewa Valley Astronomical Society and is compiled by Dr. Lauren Likkel.

Our Milky Way could have many more satellite galaxies than we've detected so far. They're just too faint to be seen.

The annual competition for professional and amateur astrophotographers released its shortlisted images, which capture the ...

The Dreck Equation reveals the hidden layers of federal regulation—guidance, grants, contracts, antitrust, PPPs, IoT ...

Before defining what a light-year is, we should define what a light-year is not: It is not a measure of time, but rather a ...

For years, scientists have predicted that in about 3.75 billion years, our Milky Way galaxy would collide with its massive neighbor, the Andromeda galaxy. This cataclysmic event was thought to be a ...

The Andromeda Galaxy (M31) is one of the most fascinating objects in our night sky and is located relatively close to the Milky Way, making it an important focus for astronomers. This spiral galaxy, ...

Behold! The 2025 ZWO Astronomy Photographer of the Year Awards shortlist has been released, showcasing a spectacular array of ...

For centuries, people have looked to the stars, asking how it all began—and how it might end. Now, thanks to a bold new study ...

Goar’s passion is the Dark Sky Telescope Program that runs through Sept. 21, and that takes place in the Hurricane Ridge ...