By studying a Cepheid variable star within the Andromeda Galaxy, Edwin Hubble proved that Andromeda was too far away to be a nebula within the Milky Way.

Georgia State University's Center for High Angular Resolution Astronomy (CHARA), a six-telescope interferometer, excels at ...

- Pittsburgh fans now have another player to watch during MLB All-Star Week.

Astronomers from the Center of Astronomical and Space Education in Moscow report the discovery of a new star, which turned out to be an eclipsing variable binary. The finding of the new star, which ...

Shohei Ohtani reached 30 homers for the fifth straight season and tied Cody Bellinger (2019) for most home runs before the All-Star break in Dodgers history.

DETROIT — After learning Tuesday night he had been added to the American League All-Star team, Rays third baseman Junior Caminero didn’t have anything to say about whether he’d take ...

Are the New York Yankees a fit for this free-swinging third baseman?

Would the New York Yankees become American League favorites if they traded for this slugger?

This ranking can change by one or two places, because Polaris is a Cepheid variable star whose brightness can fluctuate by roughly 0.1 magnitude over an interval of about 4-days.

This ranking can change by one or two places, because Polaris is a Cepheid variable star whose brightness can fluctuate by roughly 0.1 magnitude over an interval of about 4-days.