Questions tagged [jupiter]
Questions regarding Jupiter, the 5th and largest planet in the Solar System.
265 questions
4 votes
0 answers
89 views
Computing eclipses and shadow transits of Jupter's moons and the light-time - Meeus, Ch.44?
I am confused by a single statement at the end of Chapter 44 "Satellites of Jupiter", J. Meeus, Astronomical Algorithms, 2nd ed. In the last paragraph, on p.315, he says this: Eclipses and ...
0 votes
2 answers
133 views
Why don’t we observe the stellar wobbling of the Sun?
If one calculates the location of the center of mass of the Sun-Jupiter system, they obtain that the CM is about $1.06\ R_\odot$ away from the center of the Sun, so it lies above the solar surface, ...
0 votes
0 answers
54 views
Photometry data for Jupiter
As part of a larger work, I am writing a short description for general audiences of "apparent magnitude", specifically in regard to Solar System planets. My example is Jupiter, and I am ...
0 votes
1 answer
244 views
What is the rotational energy of Jupiter?
I have been trying to find the rotational energy of Jupiter but I never found it. Does anyone know?
5 votes
1 answer
171 views
Why do cyclones form in Jupiter’s belts, even though they’re high-pressure regions?
I'm studying atmospheric circulation on Jupiter and came across something confusing. My textbook (Axilone-Astronomy Planetary Astronomy) states: The vortexes which appear in the cloud zones are all ...
2 votes
1 answer
229 views
What is the frequency of two occultations of Saturn by Jupiter, precisely?
Wikipedia says 7541 February 17, 7541 June 18 Jupiter occults Saturn (the first time since prehistoric times, and the first of a double row in a year, the only occurrence of this for perhaps at least ...
0 votes
1 answer
63 views
What are some good research papers to start as a beginner in studying wind patterns and/or swirls created by winds on gas giants?
I am trying to get started in studying wind patterns and/or swirls created by winds on gas giants (especially on Jupiter and Saturn). On OPUS, they appear as a rectangular photo with a swirling/wavy ...
6 votes
1 answer
329 views
Why do Neptune, Jupiter, Saturn and Uranus spin faster than the Earth?
Why do Neptune, Jupiter, Saturn and Uranus spin faster than the Earth? They are much further out than the Earth from the Sun, and they are far more massive. Jupiter has >300 times the mass of Earth ...
2 votes
0 answers
66 views
jupiter's moons - extended photo series
I am interested in an extended time series of photographs of Jupiter and its four major moons, available through creative commons, or equivalent. I would like to work through this study guide, that ...
0 votes
2 answers
250 views
Would the matter at the center of a planet like Jupiter be hard? [closed]
Would matter stolen from the center of a planet like Jupiter be very hard or would it be soft or brittle or extremely tough? Could you use it for anything?
2 votes
0 answers
60 views
Help with IMCCE Great Red Spot API
I'd like to add a great red spot transit feature to a personal Android app I'm writing and was looking to utilize the IMCEE Great Red Spot API located here: https://ssp.imcce.fr/webservices/vo-tools/...
6 votes
1 answer
204 views
What is the black gap layer in Jupiter's limb? [duplicate]
[Source: NASA/Webb] On the rightmost edge of Jupiter, there is a black layer between the planet and the very top of its atmosphere. Is this the day-night terminator effect, like when the clouds above ...
13 votes
2 answers
2k views
Why do some of the Galilean moons receive so much less radiation than others?
There's a wide range of variation in the Galilean moons' exposure to radiation: Callisto receives only 0.01 rem (0.1 mSv) per day, which is about 10 times the amount of background radiation on Earth. ...
26 votes
3 answers
5k views
Why does Jupiter spin so fast but not the Sun?
The mainstream interpretation is that when Jupiter was being formed from a giant disk of gas and dust, the conservation of angular momentum dictated that it spun faster as it grew smaller. At the same ...
15 votes
1 answer
2k views
How large are the Galilean moons as viewed from Jupiter's surface?
How large they would appear to a viewer standing on Jupiter's top surface? Are they smaller than the Moon as viewed from Earth?