An international team of astronomers using the NASA/ESA Hubble Space Telescope have made new measurements of Uranus' interior ...

New observations have revealed that a day on Uranus is slightly longer than previously thought. According to scientists, data ...

This approach can now be used to determine the rotation rate of any celestial object with a magnetic field and auroras — including exoplanets.

Hubble Space Telescope data show that the time taken for the planet to revolve around its axis is almost half a minute longer ...

In January 1986, Voyager 2 became the first — and so far the only — spacecraft to explore Uranus, and with its data, astronomers pegged the ice giant's rotation period at 17 hours, 14 minutes ...

In January 1986, Voyager 2 became the first — and so far the only — spacecraft to explore Uranus, and with its data, astronomers pegged the ice giant's rotation period at 17 hours, 14 minutes ...