While the events observed around Sgr A* are dramatic, this black hole is not as active as some at the center of other ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...

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In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...

A nebula that neighbors the Milky Way galaxy happens to be a powerhouse of forging stars, "a bouquet of thousands of stars in ...

You shouldn't set your expectations too high, but it will give you enough of a taste to see whether you want to invest in ...

From supermoons to an eclipse and star parties at national parks, these captivating celestial phenomena will get Americans ...

SkywatchingScienceSkywatchingThe Next Full Moon is the Snow… Skywatching HomeWhat's UpEclipsesExplore the Night SkyNight Sky ...

Space can be a wondrous place, and we've got the pictures to prove it! Take a look at our favorite space pictures here, and if you're wondering what happened to today in space history don't miss ...

These popular astronomy questions, answered by Astronomy magazine, will help you better understand our universe - and share ...

Scientists predict Andromeda and the Milky Way will collide in about 4.5 billion years—reshaping the night sky forever!.