Uranus is an ice giant planet with a thick atmosphere over a hot mantle of water, ammonia, and methane ices. Humanity has ...

A stellar occultation this month gave scientists an opportunity to scrutinize the seventh planet from the Sun.

A rare astronomical alignment on April 7, 2025, presented NASA with a unique chance to study the atmosphere and rings of ...

That uncertainty was because giant planets such as Uranus pose unique problems for scientific observers. While Uranus is not technically a gas giant, as it has a solid core, it’s hard to see ...

If human life existed on the planet Uranus, it’s likely the same phenomenon might happen. But now we know that a single day on Uranus is 28 seconds longer than astronomers first calculated in ...

If you really want to annoy an astronomer, ask them to figure out how long a day is on Uranus. On planets like Earth or Mars, calculating how long they take to rotate on their axis is relatively easy.

It's an opportunity for NASA to improve its understanding of that planet's atmosphere and rings. Planetary scientists call it a stellar occultation and that's exactly what happened with Uranus on ...

By analyzing more than a decade of Hubble observations of Uranus' aurorae, researchers have refined the planet's rotation period and established a crucial new reference point for future planetary ...