How big it is: 865,000 miles (1.392 million kilometers) across How far away it is: 93 million miles (150 million km) What ...

Sunglasses are an important accessory—not only for fashion, but more importantly, for protection. This summer, focus on ...

An object bright enough to be seen streaking across the midday sky has fallen across parts of the Southeast U.S.

NASA captured an image of the sun emitting a powerful solar flare that could interfere with technology on Earth.

Venus will rise in the eastern sky in the pre-dawn hours of June 1 alongside Saturn and Neptune. Venus reaches its point of greatest western elongation on June 1, at which time the dazzling 'morning ...