We’re rewarding the question askers & reputations are being recalculated! Read more.

Questions tagged [saturn]

The planet Saturn is the 6th planet of our solar system. It is a gas giant with an impressive ring system and lots of small and large moons.

Filter by
Sorted by
Tagged with
0
votes
1answer
97 views

Have gravitation multipoles of Jupiter and Saturn beyond J2 been measured or at least estimated? At least the zonal harmonics?

This excellent answer has me wondering if there are any measurements or estimates of gravitational multipole moments of Jupiter or Saturn beyond J2. Here is what I found for J2 (in unitless form) in ...
1
vote
1answer
109 views

Has any mission to Titan tested the idea of producing electricity from Saturn's magnetic field?

From an answer to Astronomy SE question How does Titan maintain the atmosphere And we know the idea of generating electricity with a coil orbiting through a planet's magnetic field is sound in ...
7
votes
1answer
100 views

Can Dragonfly make it to one of Titan's Lakes?

Dragonfly is a drone set to land on Titan in the mid 2030s. As I've read, Saturn - and thus, Titan - won't be in the right orbital position at the time to allow for direct contact with the drone if it ...
3
votes
1answer
198 views

What would you see while falling into Saturn's atmosphere?

So I’ve always wondered about what would happen if you fell into Saturn, would you just fall straight through since it’s a gas giant? This is presuming we have a suit that protects us from the ...
2
votes
1answer
127 views

Why does my Saturnian System simulation “rotate” over time?

I am attempting to create a "top-down view" of the Saturnian System, using the Keplerian Elements + Rates provided here: https://ssd.jpl.nasa.gov/?sat_elem#saturn To verify the validity of my ...
3
votes
0answers
75 views

Iapetus - Destabilized rings to mountains?

I was reading an article about a ring that was destabilized out of orbit on one of Saturns moons. I got there by looking for mountains because of this question (unrelated mostly). Here's a picture of ...
2
votes
0answers
47 views

How large of a mirror would be needed to warm Titan up?

How large of a mirror would be needed to warm Titan up to ~290K? Paul Birch in his paper "Terroforming Mars Quickly" calculated a mirror size of: Support Mirror: 2.5 x 10^7m radius 3x 105m wide ...
5
votes
0answers
85 views

How did scientists experimentally confirm that Saturn's ravioli-shaped moons had highly porous surfaces?

The NASA News article NASA's Cassini Finds Saturn's Rings Coat Tiny Moons says: The new research, from data gathered by six of Cassini's instruments before its mission ended in 2017, is a clear ...
1
vote
1answer
226 views

How do Saturn's rings affect the surface of the planet?

How do Saturn's rings affect the surface of the planet, and could a possible habitable exo-planet have a similar ring pattern to Saturn? Besides the probable increase of asteroids hitting the planet ...
5
votes
1answer
155 views

How would humans with appropriate equipment travel the surface of Saturn's moon Titan on foot?

Taking into account the physical characteristics of Titan (e.g. surface gravity, atmospheric pressure), what would be the most efficient method of motion for an astronaut to travel the surface of ...
2
votes
1answer
118 views

What delta-v per orbit would a spacecraft need to hover next to Saturn's rings?

In order to collect Saturn's ring particles for sample return to Earth, a spacecraft would need to share the orbit of this debris. If it is inclined it will have to pass through the rings twice each ...
11
votes
2answers
4k views

Could a human jump off Mimas without return?

A similar question has already been asked on dwarf planet Ceres: Could a Human reach escape velocity by jumping from the surface of Ceres (a dwarf planet)? Ceres has 2.9% of Earth's gravity. Saturn's ...
5
votes
1answer
103 views

Piggybacking to Enceladus

The latest NASA New Frontiers selection did not select any finalist proposals to Enceladus, which is one of the most promising targets for life in the solar system. It did however select Dragonfly, ...
3
votes
0answers
47 views

Saturn is “singing” to Enceladus? [duplicate]

This article claims Cassini, during its final few weeks around Saturn, detected plasma waves that were directed at Enceladus. How do we know these detected plasma waves were "directed" at Enceladus? ...
6
votes
1answer
309 views

What is the nature of a “flux tube” between Saturn and Enceladus, and what does “L‐shell=4” mean?

The NASA JPL YouTube video Sounds of Saturn: Hear Radio Emissions of the Planet and Its Moon Enceladus (below, also here) provides and audio and spectral representation of plasma waves recored by ...
2
votes
0answers
156 views

Why haven't Saturn's rings coalesced into moons/satellites? [closed]

The rings of Saturn are made up of tiny particles/rocks/ice that all orbit Saturn. Each individual particle is bound to its orbit because of Saturn's gravity, but each particle also pulls on all of ...
1
vote
1answer
255 views

What is the solar flux on Titan?

I' trying to solve for the surface temperature Ts=((n+1)So(1-A)4)1/4, and thus So=L/4𝞹a2 but I cannot seem to find the value for solar flux or its luminosity.
4
votes
2answers
220 views

How old is the underground lake on Enceladus?

They always talk about how there might be life on Enceladus, but how old is this lake really? I would imagine water being ejected from the moon is not a process that would last forever (because the ...
3
votes
2answers
151 views

What video or imagery was captured onboard Cassini during its descent into Saturn's atmosphere?

I'm very interested to see first person what Saturn's upper atmosphere looked like as Cassini began its descent into it. What footage exists of this, an where can it be viewed? (I'm not interested in ...
5
votes
1answer
119 views

Photographs and Videos “of” Cassini

There are many images of Cassini with Saturn in the background on the internet. How are these photos taken? Is the video of Cassini disintegrating in Saturn's Atmosphere real or made using graphics?
6
votes
3answers
646 views

Will Cassini contaminate Saturn?

Cassini is going to crash into Saturn later this month to avoid contaminating one of its moons. Why isn't anyone worried that Cassini will contaminate Saturn itself? Life might exist in Saturn's ...
1
vote
0answers
39 views

Cassini and the Huygens Probe [duplicate]

Why is Cassini self destructing in Saturn's atmosphere while the Huygens Probe was sent to land on Titan?
7
votes
3answers
1k views

Is Cassini running out of fuel?

In their (misleadingly titled) article NASA's Cassini probe dives into Saturn's atmosphere, CNN reports Once the final five orbits are complete, Cassini will plunge towards Saturn, with seven ...
4
votes
1answer
185 views

What is the evidence that the dunes of Titan are made of “water chips”?

The Southern California Public Radio news item What Cassini saw on Titan: 'Dunes of the Arabian desert' but made of water chips, not sand explains: "Little chips of water ice come off (the ...
1
vote
0answers
69 views

What observations will Cassini take during its “Grand Finale”?

Cassini's Grand Finale is underway. What special observations will be taken during this time that were not possible before the Grand Finale?
1
vote
1answer
176 views

Amount of aerobraking to minimize Delta-V

Say a spacecraft is arriving at Saturn, can aerobrake arbitrarily, and wishes to arrive at Hyperion. How much should it aerobrake (i.e. what should the SMA be after aerocapture) to minimize the Delta-...
1
vote
1answer
208 views

Delta-V between Titan and other Saturnian moons

Does anyone have a table of the delta-V between Titan escape and other moons of Saturn? If not, could someone provide figures for Hyperion, Phoebe, Iapetus, and Enceladus? Or, more simply, what is the ...
1
vote
2answers
255 views

How much methane to push Titan into Saturn?

How much methane would have to be expended (think Raptor engine) to propel Titan into Saturn? It's clearly a humongous amount.
5
votes
0answers
153 views

What are the white streaks and specks in many of the Cassini images of Saturn?

I was looking at the Cassini raw images taken from Apr. 26, 2017 4:45 AM to 9:09 AM, and I noticed that some of them show a lot of white specks. Sometimes the specks appear to be streaks. What are ...
2
votes
1answer
317 views

Why Did Apollo Smoke Twist When Taking Off?

I've been looking at some references of rockets taking off. I came across the Apollo 14 Saturn V launch and noticed that when the rocket was taking off the smoke coming from around the rocket and from ...
1
vote
1answer
147 views

How will the Cassini spacecraft help constrain the mass of Saturn's rings?

In the BBC news article To see finally the face of Peggy (Peggy is a very small moonlet interacting with a ring) there is an audio interview with Carl Murray of Queen Mary University of London. After ...
0
votes
0answers
80 views

Saturn's Pan and Prometheus orbital resonance

Is it possible for a small object (such as a manned capsule) to realize a maneuver using the orbital resonance influence of Saturn's moons Pan and Prometheus?
7
votes
1answer
251 views

Why would Cassini need to reach 64 degrees inclination before “threading the needle”?

The NY Times article Cassini’s Final Mission: Obliteration says that the Cassini spacecraft will end it's more than a decade long exploration of the Saturn system by raising the inclination of its ...
2
votes
0answers
372 views

VASIMR technology for a manned trip to Saturn [closed]

I finished reading the novel "Saturn Run" by John Sandford and Ctein. Putting aside storyline and content of the novel there was a very interesting Author's note that explains how the science portion ...
4
votes
0answers
74 views

What instruments are necessary to measure/determine the process that generates Saturn's internal heat?

I am writing a paper about a possible mission to Saturn but I am a business and Spanish student and am quite ignorant when it comes to the engineering and science behind probes and their instruments; ...
10
votes
1answer
307 views

How long will Cassini survive its dive into Saturn's atmosphere?

The Cassini spacecraft has been exploring Saturn's system since 2004 and is scheduled to be sent into Saturn's atmosphere at the end of its mission following a final encounter with Titan in 2017. ...
9
votes
3answers
885 views

What does flying in Enceladus's plume accomplish?

I've been having a hard time understanding what flying through Enceladus's plume accomplishes. Cassini is an orbiter. It seems odd that it would have instruments that could even analyze the plume at ...
3
votes
1answer
397 views

Modifications to impulse burn trajectory for low thrust propulsion

I have to design a space mission to Saturn as part of a course on spacecraft and system engineering. I found a suitable trajectory but, as the Δv is quite high, I would like to adapt it to Ion ...
1
vote
2answers
910 views

Titan trajectories options

As a little project in a course of spacecraft design, I have to plan a mission to Saturn's moon Titan. The recommended trajectory is Hohmann transfer since it's easy to calculate the delta-V and ...
9
votes
1answer
556 views

Titan - Is the source of so much Methane being overlooked?

Is the source of so much Methane on Titan being overlooked? Tons of very intelligent and knowledgeable people already looked at it, so the answer in undoubtedly "no", so I guess my question is more ...
1
vote
1answer
782 views

3-5% lightspeed?

I recently saw a documentary about Project Orion - nuclear pulse engine - that would reach a staggering 3-5% of the speed of light. How long would a ship take to get to Mars, Jupiter, and Saturn at ...
11
votes
2answers
321 views

How will Enceladus' ice-burrowing probe communicate?

I've heard a lot of people talk about sending a probe to Enceladus (one of Saturn's natural satellites). It would drill (or melt ice) to burrow through the thick layer of ice and get to the water ...
2
votes
1answer
560 views

With what forces are Saturn's Rings cohesively held together? [closed]

With what sort of gravitation are Saturn's Rings held together? It is very spectacular and intriguing compared to the way Earth's gravitation acts. I do not have a basic or conceptual idea of what/...
3
votes
2answers
8k views

Does Saturn have a solid surface?

This page argues that Saturn's density tells scientists that it has a liquid metal core with maybe some rocky chunks: The core region of Saturn may never be directly observed. Neither has the ...
2
votes
0answers
138 views

Could electrodynamic tethers power long-term unmanned satellites around the Sun, Jupiter, or Saturn?

Assuming you have the budget to research electrodynamic tether powered unmanned satellites, and you had a cheap way of getting them in to earth low earth orbit, would they be able to use electricity ...
6
votes
1answer
160 views

What is the intensity of radio noise around Jupiter and Saturn?

What is the intensity of radio noise around Jupiter or Saturn on various frequencies compared to Earth? Does it significantly affect bandwidth for communication of satellites around Jupiter/Saturn ...
13
votes
4answers
3k views

What about gathering water ice from Saturn's rings?

Saturn's rings are almost pure water ice in nice manageable chunks from specks to boulders a few meters across. Assuming there is something truly useful to do with it - once again talking about ...
15
votes
2answers
3k views

If Saturn or Jupiter were in Earth's orbit, would any of their moons be habitable for humans?

The majority of exoplanets found so far are comparable in size to Jupiter or Saturn. Which, as we know, are problematic for human habitation. But their moons have a lot of potential. Some of these ...
4
votes
1answer
128 views

Is the equatorial mountain range of Iapetus due to cold erosion?

Iapetus, satellite of Saturn, has a huge mountain range along about half its equator. On this list of our solar system's biggest mountains, it is the only entry with uncertain origin. ..The ...
14
votes
1answer
528 views

How dense are Saturn's rings?

How high is the density of asteroids in the rings of Saturn? Would it be possible for a spacecraft to fly through the thicker rings without colliding with asteroids? Would it be necessary to avoid a ...