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...and is Uranus considered a 'gas giant'?

2006-06-08 10:21:45 · 22 answers · asked by a kinder, gentler me 7 in Science & Mathematics Astronomy & Space

DANG!! You guys are smart AND funny!

There is no way I am going to be able to pick a best answer out of these!!

2006-06-09 06:04:50 · update #1

22 answers

While often referred to as a "gas giant," Uranus is actually quite tiny when viewed from Earth, rarely being larger than 4 arcsecords in diameter; (currently, its exact size is 3.5 arcseconds in diameter). Even through large instruments, Uranus appears small and featureless. Only through the advent of space technology have we been able to probe Uranus to learn some of its many great mysteries.

Under the best of conditions, Uranus can be glimpsed with the naked eye, but very few have seen it in this manner. Personally, I consider myself privileged to have glimpsed Uranus. I must confess, I was quite "wowed" the first time I saw it.

2006-06-09 02:47:25 · answer #1 · answered by C&T 6 · 3 2

Uranus is the 7th planet away from the sun, the third largest in diameter. It has an orbit of roughly 2 billion, 871, million kilometers. Its equitorial diameter is slighlty over 51,000 kilometers, 51, 118 (is the most precise estimate.) Its mass is nearly equal to 8.69 kilograms.

Uranus, correctly pronounced, does not sound like "Your anus." It is actually mis-pronounced when said this way, but it has become such a common joke, that even school teacher's and other professors sometimes say it this way, and may not know they are mis-pronouncing it.

Uranus was the first planet discovered, in 1781 or 1782. I don't remember for sure, but I do know that it was discovered by William Herschel, who first named it "Georgium Sidius" or "George's Planet" in English, named after King George the third, of England.

The planet named changed later to Uranus, as a way to honor classical mythology. Uranus was the name for the earliest supreme deity according to Greek mythology. The first son and husband of Gaia. In Wiccan theology this would be the equivilent to the Lord of Laughter and the Lady of Light, i.e. The God, and the Goddess.

2006-06-08 10:45:09 · answer #2 · answered by The Lonely Skywolf 3 · 0 0

How Big Is It????
Uranus is about four times the size of Earth, but it is still much smaller than either Saturn or Jupiter. Uranus is about 51,800 kilometers in diameter, compared to Earth's diameter of around 12,800 kilometers. Even though Uranus is much larger than the Earth, it is dwarfed when compared to mighty Jupiter, which is over 142800 kilometers in diameter.

Exact stuff from NASA:

Mass (1024 kg) 86.832 5.9736 14.536
Volume (1010 km3) 6,833 108.321 63.08
Radius (1 bar level) (km)
Equatorial 25,559 6,378.1 4.007
Polar 24,973 6,356.8 3.929

While we may never see Uranus up close (and I wouldn't want to in any sense), that's probably a blessing in disguise considering the planet's gaseous makeup. HA ;)

2006-06-08 10:23:31 · answer #3 · answered by soplaw2001 5 · 0 0

Once I wondered the same thing so I looked Uranus up. For reals it's soooo big that I could fit my car, house, and most of the planet in it, the space station, and the moon in it. Uranus is HUGE!

We couldn't live there though...The atmosphere is so bad that you'll choke to death in just a few seconds. Uranus also doesn't get enought light so if we lived there we'd all be very pale too...

;P

2006-06-08 18:26:43 · answer #4 · answered by Jade Orchid 7 · 0 0

Uranus is about 31,690 miles (51,118 km) in diameter. This is about 4 times the diameter of the Earth.
Uranus is a frozen, gaseous planet with a molten core. Uranus' atmosphere consists of 83% hydrogen, 15% helium and 2% methane.

2006-06-08 10:26:26 · answer #5 · answered by Kathy 4 · 0 0

Although I'm far from a scientist or an astronomy bum, I can say that Uranus is REALLY REALLY BIG (compared to Earth, of course) and REALLY REALLY GASSY. And though I've never been to Uranus, I would be willing to bet that the gasses are repugnant, even harmful to humans. I imagine the gasses are so harmful, I doubt Uranus would be habitable by humans.

2006-06-08 22:38:40 · answer #6 · answered by Dave 6 · 0 0

Equatorial diameter 51,118 km
(4.007 Earths)
Polar diameter 49,946 km
(3.929 Earths)
Oblateness 0.0229
Surface area 8.084×109 km2
(15.849 Earths)
Volume 6.834×1013 km3
(63.086 Earths)
Mass 8.6832×1025 kg
(14.536 Earths)

Uranus is composed primarily of gas and various ices, with about 85% hydrogen, 15% helium and traces of methane

2006-06-08 10:25:27 · answer #7 · answered by RS 4 · 0 0

Yes, it is a gas giant, but can also be considered an 'Ice Giant' or 'Uranian Planet' along with Neptune. I'm not sure on the size though.

2006-06-08 10:24:31 · answer #8 · answered by Anonymous · 0 0

**Takes out the tape measure.....takes off her clothes.....turns away from the mirror....and looks to the sky with her telescope**

What?? Doesn't everyone star gaze in the buff?

P.S. As far as being a gas giant, I hear that Uranus is very flat...(ulant).

2006-06-08 10:35:36 · answer #9 · answered by Marianne not Ginger™ 7 · 0 0

About 1 inch closed, and between 2-3 inches open, and there is lots of GAS.

2006-06-09 17:02:34 · answer #10 · answered by Anonymous · 0 0

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