The Comparison of Venus and Mars in relation to Terraformation

Abstract

Introduction Materials and Methodology Theory and Calculation

• Venus and Mars, the second and fourth Possible Futures for Earth Similarities between Earth and Mars Mars – Past and Present planets, respectively, are two such probable • Slow increase of greenhouse gases will • Mars has the same rotation rate as Earth = • Evidence shows that early in its history, the habitats for some sort of life form in the eventually lead to increased trapping of infrared similar force of gravity. In addition, the Martian planet once possessed a warm, wet near to distant future radiation that would increase the surface and distance from the Sun to Mars is nearly 1.52 climate that may have been suitable for • A habitable zone is orbital region around a atm temperatures of the planet. times the distance from the Sun to Earth. primitive, biological life forms. star in which an Earth-like planet can • End result: Venus-like planet • The amount of sunlight Mars receives is 43% of • However, over time, Mars’s atmosphere possess liquid water on its surface and • Deconstruction of Earth’s magnetosphere will terrestrial value. grew slowly colder in certain areas as the possibly support life. lead to lack of atmosphere. Oxygen will be • more than enough for water from up and formed ice and CO2 • Terraforming refers to the hypothetical stripped away leaving nothing but sulfuric photosynthesis to occur dominated the air. process of deliberately modifying a planet’s clouds and increase in harmful ultraviolet • Surface temperatures reside in same range • Mars lacks any sort of magnetosphere. A atmosphere, temperature, surface radiation. • Mars: -30〫C || Earth: 15〫C magnetosphere is the region surrounding topography, or ecology to be similar to the • End result: dark, desolate planet the Earth or another astronomical body in environment of Earth to make it habitable Similarities between Earth and Venus which its magnetic field is the predominant by Earth-like life. • The surface of Venus can, in no shape, sustain effective mf. • Terraforming is the first step for both Venus Earth-like life, however the atmospheric Venus – Past and Present and Mars to become potentially habitable in conditions stay relatively the same, with little to • Around 4 billion years ago, the sun was the next 10, 100, or 10,000 years. no change. about 25% less luminous than it is today. • About 50 km from the surface, the atm pressure Temperatures on Venus’s surface must have is one bar, which is equal to the pressure of been significantly less, maybe even in the Earth’s surface. range of potentially habitable. • The atm is Earth-like above the clouds. • Venus also lacks a magnetosphere. Its • In this zone, the temperature resides present ionosphere is responsible for the to about 350K, decreasing to 263 K, separation of the atmosphere from solar 10 km above that. winds and other features of outer space.

Results About the Author || Acknowledgements Discussion/Conclusion

• Earth’s future can lead to a Venus-like planet or just Studying at Embry Riddle Aeronautical • Venus: requires a form of life adapted to harsh a desolate one. University, Riya Joshi is working towards environments on Earth. The need for human migration to a different planet a Bachelor’s in Aerospace Engineering • • Extremophiles (thermophiles [beyond is becoming more necessary as our Earth slowly with a focus on Astronautics and a minor in Applied Mathematics. She has boiling point] and acidophiles [pH level deteriorates from pollution, increase in greenhouse published her research and presented it of 3]) gases, climate change, and overpopulation. at the International Astronautical • Life can thrive in the clouds (bacteria was known to • Each planet has gone through its own evolution in Congress (IAC) in Bremen, Germany in exist in Earth’s clouds) environment and climate that brought it to what it October 2018. • Hyper-acidophilic bacteria is today. Acknowledgements: • Mars: Ecopoiesis is human controlled process • In a similar case, each planet must go through its • Monica Ebert, Nasa Engineer, School for Independent Learners consisting in changes needed for anaerobic life to own modifications and journey to become another for mentoring and helping me through the entire process. be established on planet surface Earth-like planet for humans to live on. • The Office of Undergraduate Research for giving me the Spark • Airtight biodomes with synthesized Grant to travel to the IAC conference to present my research.. oxygen and anaerobic bacteria