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Astronomers have discovered that the Seven Sisters of the Pleiades star cluster have more stellar siblings than we thought  — ...

Perched atop the summit of Mauna Kea in Hawaii, the Gemini North Observatory is one of the world's most powerful windows into ...

Solar flares can cause impressive auroras on Earth. Now, one has been confirmed on a star for the first time – and it was ...

Bob Elliot was a professor of astronomy at the University of Wisconsin — Eau Claire during the days when Hobbs Observatory on ...

Close companions can influence stellar evolution in many ways. While some companions can be detected around young stellar ...

When this shock reaches the surface, it releases an enormous burst of energy. The star brightens dramatically, becoming visible as a supernova. For a short period, astronomers can study the initial ...

Astronomers at the University of North Carolina at Chapel Hill have discovered that the famous Pleiades star cluster, the ...

Astronomers have discovered that the iconic Pleiades cluster, long admired as the “Seven Sisters,” is only a small part of a ...

A class of University of Texas astronomy students has discovered that nearby dwarf galaxy Segue-1 seems to host a ...

Tenerife may be known for its beaches, but it’s the island’s stargazing that leaves the biggest impression, boasting some of ...