Venus, shrouded in mystery, stands out with its toxic atmosphere and retrograde rotation, spinning in the opposite direction ...

Most Americans are worried about climate change -- reasonable response to rising sea levels, heat waves, bigger wildfires, longer droughts, stronger storms.

Discover why Earth's farthest distance from the sun coincides with summer heat, then grab your binoculars for a week of spectacular celestial events: First Quarter moon's 3D craters, Mars cozying up ...

A shameless effort to build Kentucky's trash film industry was made with the unveil of Senate Bill 1 during the General Assembly legislative session.

Algol, also known as the Demon Star, loses some 70 percent of its light every three days. It's in Perseus the Hero, now ...

Summer nights offer lots of interesting sights this month. Mercury and Mars are on show in the evening twilight. Both Uranus and Neptune stand near brighter beacons: Neptune and Saturn are two ...

A fascinating glimpse into how a solar system like our own is born has been revealed with the detection of planet-forming ...

A slow, thoughtful guide to art and literature through travel in Paris, from storied cafés and iconic bookstores to museums, ...

Three new full-dome movies will highlight the July schedule at the University of Wyoming Harry C. Vaughan Planetarium.

Sky This Week is brought to you in part by Celestron. Friday, July 4Mercury reaches its greatest eastern elongation (26°) from the Sun at 1 A.M. EDT this morning. You can view the tiny planet in the ...

"Being off even a little bit represents hundreds or thousands of kilometers in distance on the surface of the Earth." The recent fall to Earth of a failed Soviet Venus probe from the 1970s has ...

Simulations of asteroids near Venus reveal gaps in our ability to detect them.