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

The 1990s was filled with swoon-worthy heartthrobs. From Keanu Reeves to Josh Hartnett, here's which of your '90s crushes is ...

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

Jupiter has been high in the sky in the evening lately, and that stirred a memory of the first time I ever saw Jupiter ...

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

The "Today" show recently featured a segment with recommendations for spring break trips, and an Oregon city made the cut.

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 ...

Six planets are part of the alignment, which will last until Feb. 18. Mercury will join the alignment later in the month.

Although the occurrence climaxed on Jan. 21 with a conjunction—close alignment—of Saturn and Mercury, the planetary parade ...

February is a close second with average snowfall of 4.1 inches. The full moon comes amid a "planet parade" in the sky. NASA defines those as being able to see multiple planets at once. In total, six ...

A recent multi-institutional study spearheaded by NASA has revealed the most volcanic place we know of. The planet, coined L ...