web analytics

Tag: Habitable Zone

TED: What a planet needs to sustain life | Dave Brain

“Venus is too hot, Mars is too cold, and Earth is just right,” says planetary scientist Dave Brain. But why? In this pleasantly humorous talk, Brain explores the fascinating science behind what it takes for a planet to host life — and why humanity may just be in the right place at the right time …

Continue reading

SVAstronomyLectures: Finding a New Earth: Exoplanets and the Habitable Zone

Dr. Stephen Kane (San Francisco State University) Over 1500 new planetary systems have been discovered, many of which include planets quite different from those in our own Solar System. A key step towards finding “Earth 2.0” will be to identify rocky planets that occupy the “Habitable Zone” of their stars. Dr. Kane describes what the …

Continue reading

NASA: Kepler-186f: The first discovered Earth-size planet in the habitable zone of another star

Published on Apr 17, 2014 NASA’s Kepler Space Telescope has discovered the first validated Earth-size planet orbiting in the habitable zone of a distant star, an area where liquid water might exist on its surface. The planet, Kepler-186f, is ten percent larger in size than Earth and orbits its parent star, Kepler-186, every 130 days. …

Continue reading