The iridescent cloud reveals new clues about ice formation in the Martian atmosphere (no little green men, sorry).

The "parade of planets" in the evening sky continues. Starting the evening of Feb. 22, Mercury will join the lineup but it ...

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

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

Florida, known as the Sunshine State, is a fitting place to witness the best sunset views. With the sun setting in the west, ...

NASA’s Curiosity rover captured stunning images of Martian twilight clouds, revealing iridescent dry ice formations on Mars.

February is the best month to see Venus. But clouds, storms might make it hard to spot in Mississippi on Valentine's Day. How ...

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 ...

The Sun sets differently on Mars. Part of that is due to its distance from the star (an average of 142 million miles versus ...

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

At the surface, Mars is a desolate, barren world with a rocky landscape, massive dust storms and extreme temperature swings.