## Shop Windows to the Universe

Young Voices for the Planet DVD in our online store includes 8 films where students speak out and take action on climate change.

# Uranus Statistics

Planetary Symbol: Name in Roman/Greek Mythology: Uranus/Uranus 51,488 km (32,000 miles) 17.24 hrs (retrograde?) 86.8x10^24 kilograms (14.5 x Earth's) 84 years 1,270 kg/m^3 98o (or 82o?) 2.7 billion km (1.7 billion miles) 8.69 m/s^2 (0.89 x Earth's) 3 billion km (1.87 billion miles) -200o C ( -328o F) 19.19 AU (Earth=1 AU) 73K 2.57 billion km (1.6 billion miles) known moons, faint rings

Comparative Planetary Statistics -- in table form

Comparative Orbital Statistics -- in table form

Last modified May 5, 2003 by Randy Russell.

#### Shop Windows to the Universe Science Store!

Our online store includes issues of NESTA's quarterly journal, The Earth Scientist, full of classroom activities on different topics in Earth and space science, ranging from seismology, rocks and minerals, oceanography, and Earth system science to astronomy!

## Myths about Uranus

Uranus, which was discovered by William Herschel in 1781, was not known in ancient times. Astronomers continued the practice of naming planets after deities in Greek and Roman mythology and named this...more

## What are the retrograde motions of planets in the sky?

It depends on which type of motion you are asking about. If you take a birds-eye view from the top of the solar system all the planets orbit around the Sun in a counter-clockwise (or direct) direction....more

## Uranus' Moons and Rings

Uranus has // Call the moon count function defined in the document head print_moon_count('uranus'); interesting moons and a ring system. At Uranus there is even a half ring, or "ring arc". The moons are...more

## How far is the Earth from the Sun, the Moon and all the other planets? How far are all of the planets from the Sun? Do you know of a software that tracks the planets in real-time?

There is a really neat internet program called Solar System Live that shows where all of the planets and the Sun are. If you go to that page, you'll see an image similar to the one on the left. Below the...more

## An Overview of Uranus' Atmosphere

The plain bluegreen face of Uranus shows that Uranus is made of of only one thing. Beside clouds, there is also smog. Uranus' atmosphere is still forming. Motions in the cloud patterns indicate that, like...more

## A Look at the Inside of Uranus

The Giant planets do not have the same kind of layers inside that the earth-like planets do. The history of the giant planets was so different that they formed with much more gas on the inside. Uranus...more

## The Poles of Uranus

Uranus is the tilted planet. The axis through its North and South Poles is tilted by 98°. In other words, Uranus is lying on its side! That's not all - the magnetic field of Uranus is tilted, too. Astronomers...more

## A Look at the History of Uranus' Atmosphere

The giant planets have definitely changed since their formation. But how much remains to be seen. Most of the original air of the giant planets remains in place. (The earth-like planets lost most of their...more

Windows to the Universe, a project of the National Earth Science Teachers Association, is sponsored in part is sponsored in part through grants from federal agencies (NASA and NOAA), and partnerships with affiliated organizations, including the American Geophysical Union, the Howard Hughes Medical Institute, the Earth System Information Partnership, the American Meteorological Society, the National Center for Science Education, and TERC. The American Geophysical Union and the American Geosciences Institute are Windows to the Universe Founding Partners. NESTA welcomes new Institutional Affiliates in support of our ongoing programs, as well as collaborations on new projects. Contact NESTA for more information.