The methane gives Neptune its blue color. Neptune has 14 moons, the largest of which is Triton. Triton is slightly smaller than Earth's moon and has active volcanoes. Neptune has a series of faint ...

Five of the brightest planets will be visible to the naked eye. With help, you may even spot Uranus and Neptune.

Saturn, Venus, Neptune, Uranus, Jupiter, Mars and Mercury will be visible in an uncommon planetary alignment this month.

Earth's oceans are mysterious, largely unexplored places, but the enormous oceans of Neptune and Uranus have them beat.

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

Neptune’s making a once-in-a-lifetime cameo in your sign, turning your world into a metaphysical masterclass. This March, you ...

Finally, Neptune, the farthest planet from the Sun, has a striking blue color due to methane in its atmosphere and 14 moons, including Triton, which features active volcanoes. Astrological ...

The full moon became known as the snow moon since it rises in one of the snowiest months in the United States.

On Feb. 18, the sun will enter Pisces and highlight everything from our intuition to the mysteries of the cosmos. This ...

The Moon passes 0.3° south of the bright red giant star Antares at 7 P.M. EST. However, the pair isn’t visible this evening, as they’ll rise in the early-morning sky, so we’ll feature them ...

Whether you're diving into creative endeavors or realigning your goals, February is all about letting the winds of change ...

“New Horizons shattered a major paradigm of planetary science,” says Alan Stern, the mission’s principal investigator. “Pluto ...