Stars form in massive clouds of gas called molecular clouds. As they form, they accrete gas from these clouds, and as the ...

Besides being a point of light, a star is a luminous, spherical mass of plasma, enough to hold itself together under its own gravity. On its own, though, gravitational rounding isn't enough. What ...

For decades, astronomers have wondered what the very first stars in the universe were like. These stars formed new chemical elements, which enriched the universe and allowed the next generations of ...

"Our results are revealing another formation channel for CVs," says Kareem El-Badry, assistant professor of astronomy at Caltech and a co-author of a new paper published in Publications of the ...

Luke Keller does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. For decades, astronomers have wondered what the very ...