While the sight is fascinating, scientists are still trying to understand why carbon dioxide ice clouds only form in specific ...

With so many things flying around in the sky, it’s hard to tell what you’re seeing sometimes as stars, satellites and aircraft take up the night sky.

At peak magnitude, seek out the goddess of love planet in a clear blue sky in the west-southwest during daylight hours, being ...

During Valentine's Day weekend, northern parts of America, including Maine, may have a chance of seeing an aurora. But space ...

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

With excellent optics and a fully internal zoom design, this lens is well-suited for lunar and solar photography.

Valentine's Day could bring a dazzling display of the northern lights for stargazers in some parts of the U.S.

The four planet-strong "planet parade" currently visible to the naked eye in the night sky for a short time after sunset will ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...

The zodiacal light shines in the evening as the Moon reaches Last Quarter and skims past Spica and Antares in the sky this ...

From supermoons to a total eclipse to the national park’s biggest and best-attended star parties, these are the must-see celestial shows of the year ...