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Questions tagged [titan]

Questions relating to the exploration of Titan, a moon of Saturn.

10
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2answers
551 views

Titan rover survival challenges

The Huygens probe didn't last long. What are the challenges of operating a rover on the surface of Titan for at least a few months and what technologies would be used to overcome these?
18
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3answers
7k views

Maximum survivable atmospheric pressure

Given a similar mix of gases to those in our Earth's atmosphere, what is the upper limit of survivable atmospheric pressure for a human? Could a human survive higher pressures with a gas mix unlike ...
5
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2answers
494 views

Why Never-EVER Land?

In this answer @Hobbes points out that data from the Huygens lander is still generating a high flux of new publications in 2018. One of them in the search results linked there is: Never-EVER Land - A ...
5
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1answer
140 views

What are the technical challenges in building a Titan rover that didn't need heating?

In the discussion of this question it is assumed that we would need to heat the rover so that (most of) it's components were operating at temperatures much hotter than ambient (about 90K). Current ...
5
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1answer
241 views

Any proposed missions to explore the black liquid on Titan? Technical challenges?

I was very interested to know what the black lake on Titan would look like. Are there any plans or proposals for a future mission to land on and/or in one of the lakes of black liquid on Titan, or ...
12
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2answers
3k views

How much sunlight gets to the surface of Titan? What would astronauts see?

Saturn being at 10 A.U. means sunlight on Titan's cloud tops is about 1/100 that on Earth's. That's 4000 times the illumination of Earth's moon. Titan's atmosphere is described as opaque smog. If ...
11
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1answer
1k views

Why are Titan's lakes “black” in radar images rather than transparent?

Searching after reading Titan rover questions (1, 2, 3) lead me to Space.com's Titan Has More Oil Than Earth which says in part: "Titan is just covered in carbon-bearing material — it's a giant ...
5
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1answer
1k views

What would a “water” landing on Titan be like? How viscous is the liquid?

The abstract to the recent paper Never-EVER Land - A Titan Flyer Concept is shown below. I've asked about the need for the aircraft to remain in flight continuously and land only at the end of it's ...
1
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1answer
70 views

Does the Dragonfly project (quadcopters on Titan) envision attached RTG's or would they be static and revisited for charging?

In this answer I link to the Phys.org article Researcher sets eyes on Saturn's largest moon which describes the Dragonfly project, a way to explore extended areas of Titan's surface difficult to probe ...
4
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1answer
199 views

Is Cassini equipped for detection of non-water-based exobiology?

Looking at one of the latest images of Titan's north pole as taken by Cassini probe made me curious how well equipped this NASA's probe actually is to detect non-water-based exobiology?   &...
5
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1answer
165 views

Is data from Huygens still being analyzed in 2018?

The Huygens probe landed on Saturn's moon Titan about 13 years ago and provided unique "first-hand" data about Titan. I was unable to find how many papers have been published based on this data, but ...
1
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2answers
813 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 ...
3
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2answers
149 views

Could Liquid Methane on Titan be used as a Heat Source?

I was reading this question about how plausible a Titan rover is and the biggest problem with anything on Titan always seems to be the heating issues for spacecraft, especially the fact that batteries ...
2
votes
1answer
89 views

Where to get Cassini VIMS data and optical transmission spectra of Titan's atmosphere?

In the extensive 2010 paper HYDROCARBON DEPOSITS ON TITAN by Clark et al. there are two plots that show Titan's atmospheric transmission windows. These plots (Figures 1 and 5) can be used to indicate ...
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0answers
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If Cassini's final flyby of Saturn's moon Titan is the 127th Titan flyby, why is it called “T-126”?

Cassini's final flyby of Titan in April 2017 sealed it's fate in September of that year. This is described further in answers to What force is bringing Cassini down into Saturn's atmosphere in another ...
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1answer
156 views

Did the Huygens lander have a flood-light for photography? Was it used?

According to this cool answer the Huygens lander on Saturn's moon Titan had a flood light to aid in photography of the surface because of the very low ambient light levels due to the 9.5x farther ...