"Titan is just covered in carbon-bearing material—it's a giant factory of organic chemicals", said Ralph Lorenz, who leads the study of Titan based on radar data from Cassini. Because Titan is less massive than Earth, its gravity doesn't hold onto its gaseous envelope as tightly, so the atmosphere extends to an altitude 10 times higher than Earth's—nea… It is also the only moon in the Solar System known to have a dense atmosphere, 4.5 denser than Earth’s atmosphere. They can include symptoms such as loss of bone density, loss of muscle density, and a weakened immune system. Due to Titan's extremely low temperatures, heating of any flight-bound vehicle becomes a key obstacle. Earth: Surface gravity= 9.807m/s^2 = 1g. These hydrocarbons rain from the sky and collect in vast deposits that form lakes and dunes.  The lakes range in size from about a kilometer in width to one hundred kilometers across. About 0.14g, roughly the same as the Moons. Findings from the study led by Ralph Lorenz, Cassini radar team member from the Johns Hopkins University Applied Physics Laboratory, USA, are reported in the 29 January 2008 issue of the Geophysical Research Letters. It has been hypothesized that children born and raised in low gravity such as on Titan would not be well adapted for life under the higher gravity of Earth. Additionally, strong evidence indicates that liquid methane exists on the surface. All Rights Reserved. Titan’s gravity is 14% of Earth gravity (the Moon is 16.5% and Mars 37.6%), meaning someone weighing 100 kg will feel on Titan what someone hypothetically weighing 14kg would feel on Earth. Titan is the only known moon with a significant atmosphere, and its atmosphere is the only nitrogen-rich dense atmosphere in the Solar System aside from Earth's. Titan has a dense atmosphere of 95 percent nitrogen and 5 percent methane at 1.5 times the air pressure on Earth. How long does a fresh turkey last in the refrigerator? Titan 'sea' (left) compared at scale to Lake Superior (right) Radar images obtained on July 21, 2006 appear to show lakes of liquid hydrocarbon (such as methane and ethane) in Titan's northern latitudes. Titan has a surface gravity of 0.138 g, slightly less than the Moon. Managing long-term effects of low gravity on human health would therefore be a significant issue for long-term occupation of Titan, more so than on Mars. , The very high ratio of atmospheric density to surface gravity also greatly reduces the wingspan needed for an aircraft to maintain lift, so much so that a human would be able to strap on wings and easily fly through Titan's atmosphere while wearing a sort of spacesuit that could be manufactured with today's technology. Titan is the second-largest satellite in the solar system. Titan is actually larger than the planet Mercury and is almost as large as Mars. People living on Titan could walk around (or, rather, bounce around — since the gravity is 14 percent of Earth's gravity, just a little less than at the moon) wearing suits to keep warm.  Another theoretically possible means to become airborne on Titan would be to use a hot air balloon-like vehicle filled with an Earth-like atmosphere at Earth-like temperatures (because oxygen is only slightly denser than nitrogen, the atmosphere in a habitat on Titan would be about one third as dense as the surrounding atmosphere), although such a vehicle would need a skin able to keep the extreme cold out in spite of the light weight required. , Proposed concepts for the human colonization of Titan. Several hundred lakes and seas have been observed, with several dozen estimated to contain more hydrocarbon liquid than Earth's oil and gas reserves. Our solar system is home to more than 150 moons, but Titan is unique in being the only moon with a thick atmosphere. [clarification needed], The American aerospace engineer and author Robert Zubrin identified Saturn as the most important and valuable of the four gas giants in the Solar System, because of its relative proximity, low radiation, and excellent system of moons. How will understanding of attitudes and predisposition enhance teaching? Observations from the Voyager space probes have shown that Titan's atmosphere is denser than Earth's, with a surface pressure about 1.45 atm. What is the conflict of the story of sinigang? Copyright © 2020 Multiply Media, LLC. Titan has a dense atmosphere of 95 percent nitrogen and 5 percent methane at 1.5 times the air pressure on Earth. Titans gravity is so Only Jupiter's satellite Ganymede is larger in diameter. Who is the longest reigning WWE Champion of all time? Titan is the second-largest satellite in the solar system. Saturn’s largest moon Titan is one of several candidates for possible future colonization of the outer Solar System. The lakes range in size from about a kilometer in width to one hundred kilometers across. How strong is Titan's gravity compared to Earth's? Robert Zubrin has pointed out that Titan possesses an abundance of all the elements necessary to support life, saying "In certain ways, Titan is the most hospitable extraterrestrial world within our solar system for human colonization. Radar images obtained on July 21, 2006 appear to show lakes of liquid hydrocarbon (such as methane and ethane) in Titan's northern latitudes. Astronautsin Earth orbit have remained in microgravity for up to a year or more at a time. Robert Zubrin, "Colonizing the Outer Solar System", in, Learn how and when to remove this template message, "Titan's surface organics surpass oil reserves on Earth", "Cassini Spacecraft Images Seas on Saturn's Moon Titan", The Case for Mars: The Plan to Settle the Red Planet and Why We Must, Islands in the Sky: Bold New Ideas for Colonizing Space, Julian Nott - Titan: A Distant But Enticing Destination for Human Visitors, https://en.wikipedia.org/w/index.php?title=Colonization_of_Titan&oldid=990663050, All Wikipedia articles written in American English, Articles that may contain original research from February 2017, All articles that may contain original research, Articles containing predictions or speculation, Wikipedia articles needing clarification from March 2019, Articles with unsourced statements from May 2020, Creative Commons Attribution-ShareAlike License, Stephen L. Gillett, "Titan as the Abode of Life,", This page was last edited on 25 November 2020, at 20:15.