Earth's oceans could one day turn purple. Nearly three fourths of Earth is covered by oceans, making the planet look like a ...

Uranus Findings Can Aid the Study of Exoplanets Now more than 30 years into its mission, the Hubble Space Telescope has ...

On Uranus, a day just lasts far longer. More precise rotational time observations of the gas giant should enable scientists to plan visits to investigate it. Unlike on Mars and Earth, savage ...

Each crystal in the Sailor Moon franchise is not only connected to one or more of the world's main characters but also ...

Catch two transits of Io, spot sparkling star clusters, and view Mars at aphelion while the April Full Moon lights the sky ...

The planet’s elusive aurorae are much colder than expected, which is how they evaded detection for so long.

Aurora lights on Uranus helped NASA’s Hubble Space Telescope measure the planet’s interior rotation rate, changing what astronomers know about how long a day is on the cold and windy world.

Scientists reported Monday that observations by the Hubble Space Telescope have confirmed it takes Uranus 17 hours, 14 minutes and 52 seconds to complete a full rotation. That’s 28 seconds longer than ...

NASA's vast archive of science data, over 100 petabytes and counting, is proving to be a timeless treasure trove for new ...

Curious about what planets look like through a telescope? This guide breaks down what you’ll see based on your telescope’s size, setup, and observing conditions. Plus tips for clearer planetary views.

Venus becomes the brilliant “Morning Star” in the east before dawn, the Lyrids Meteor Shower takes place and the Moon has ...