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

The article humorously ranks planets based on wealth, characterizing Jupiter as the richest due to its massive size and possessions, and Mars as a str ...

Astrology highlights certain zodiac signs as natural leaders: Aries, Leo, Scorpio, Capricorn, Taurus, and Aquarius. Aries are ...

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

Explore Ceres, the largest asteroid in our solar system, and discover its remarkable ancient ocean and ice-rich crust.

Valentine’s Day is upon us. Whether you’re hitched, on Hinge, poly, curious or conscientiously abstaining, love is in the air ...

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

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

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

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.