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

"An epic exploration of possibilities. What If is a Webby Award-winning science web series that takes you on a journey ...

In January 2025, Venus, Mars, Jupiter, Saturn, Uranus and Neptune were all visible in the night sky. And in February, 2025, ...

Non-mixing layers of water and hydrocarbons thousands of miles deep could explain the icy planets’ strange magnetic fields.

Why the 'Planet Parade' will peak this weekend and look its best until 2036 as all seven other planets in the solar system ...

The space rock is heading in our direction at some 18,700 miles per hour, according to the space agency's data.

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Astrophysicists have been grappling with the question of how water arrived on our young planet for decades. One of the ...

On this day 35 years ago, NASA's Voyager 1 spacecraft took a picture that changed how we see our planet. The iconic "Pale ...

The newfound alien worlds are nearly three times larger than the Earth. The finding was reported ... planetary nature of a pair of transiting sub-Neptune exoplanets orbiting the bright F-type ...

Ahead of its dance with Saturn on Feb. 24, Mercury should be seen on Feb. 19 at magnitude -1.2 with binoculars 20 minutes ...

Scientists from Oxford University have confirmed the discovery of HD 20794 d, a “super-Earth” exoplanet located 20 ...