Discover why Earth's farthest distance from the sun coincides with summer heat, then grab your binoculars for a week of ...

Stargazers in the U.S. can see Venus rising around 3 a.m. local time, with the Pleiades star cluster visible as a smudge of ...

An excerpt from Mark Twain's "Roughing It" recalling an otherworldly sight on the afternoon of July 4, 1863 in Virginia City.

Sky This Week is brought to you in part by Celestron. Friday, July 4Mercury reaches its greatest eastern elongation (26°) ...