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°) ...

The July 4th weekend outlook covers the slow build of heat and humidity through amazing holiday weekend conditions.

Arizona is an ideal spot to see the Milky Way thanks to its numerous dark-sky places. Here's the best time to see - and ...

Bright afternoon and early evening light exposure in adolescents leads to lower melatonin levels and delays circadian rhythms ...

The Fourth of July holiday will bring explosive light shows on Friday night, but many folks will see much quieter and calmer ...

Looking for an unforgettable summer escape? In Norway, the sun never sets, time slows down, and golden-hour magic stretches ...

Mercury reaches its greatest elongation, 26 degrees east of the sun on July 4. From latitude 40 degrees north, the ...

During July, magnitude 5.8 Uranus can be spotted as a blue-green speck in binoculars and as a small 3.5 arc-seconds-wide disk ...

Venus continues to be the “Morning Star” in the east before dawn, albeit it has become dimmer — but still bright — as it moves away from Earth.