Open Space,” by David Ariosto, suggests there are few limits on human ingenuity that could prevent us from colonizing the ...

Stellar streams are trails of stars that astronomers can study to solve mysteries about the history of our Milky Way galaxy ...

Will the Milky Way and Andromeda galaxies collide in several billion years? The odds have changed with a new study using ...

A nearby galaxy is behaving strangely—and now scientists know why. The Small Magellanic Cloud’s stars move in chaotic ...

Many residents of Northeastern Ohio were left shaken this Saint Patrick’s Day as a thundering “mystery boom” echoed through ...

Using the Mayall 4-meter telescope at Kitt Peak National Observatory, an international team of astronomers has observed ...

Asteroids! From 2024 YR 4's possible lunar impact to the DART mission's impact of Dimophos, we look at how scientists are ...

Like tiny photobombers, cosmic anomalies resembling small, bright red points show up in almost every snapshot taken by the ...

A suspected meteor over the Cleveland area on Tuesday shook homes and startled residents who heard a boom that some compared ...

Capturing the Milky Way doesn't require thousands of dollars in gear. Here is my simple guide to using your smartphone—or ...

A new study suggests the Sun moved outward with many similar stars during a large Milky Way migration event long ago.

A buried radio pulse has become the clearest case yet that one of astronomy’s strangest repeating signals comes from a likely two-star system, two stars bound together by gravity and orbiting each ...