More than 1 million "interstellar objects" the size of the Statue of Liberty could be drifting unseen in the outer solar ...

A new study examines how much material from the closest star system to Earth will end up in orbit around the Sun, and how ...

In a groundbreaking new study, researchers have unveiled the existence of a “cosmic highway”—a pathway of interstellar ...

A scientific discovery that could transform the study of warp drive is now under wraps at the U.S. Defense Advanced Research ...

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

"Our Sun (Sol) is marked by a black hexagon, and its orbital path is indicated by a grey solid line (top row only). Alpha ...

Oumuamua and Comet Borisov in 2017 and 2019, respectively, created a surge of interest. What were they? Where did they come ...

How would detecting methane help astronomers identify if exoplanets, or even exomoons, have life as we know it, or even as we ...

If an extraterrestrial civilization existed with technology comparable to ours, would they be able to detect Earth?

This means that light can travel around the Earth ~7.5 times in one second, and it takes roughly 0.13 seconds to complete one orbit around ... star to Earth, Proxima Centauri, is located about ...

Scientists work to define a “habitable zone,” which means that if it’s too close to a star, the water heats and evaporates, and too far, it freezes. Also, the atmospheric conditions need to be just ...