Do compasses work in space? | Michelle Thaller | Big Think

Do compasses work in space? | Michelle Thaller | Big Think Subscribe to Big Think on YouTube ►► https://www.youtube.com/channel/UCvQECJukTDE2i6aCoMnS-Vg Up next ►► Michio Kaku forecasts the future of space https://www.youtube.com/watch?v=oT8JM7o4WtM If you’re out in space, you would be able to navigate the galaxy with one simple navigational tool we’ve been using for centuries - a compass. By definition, a compass is a device that responds to magnetic fields providing cardinal directions used for geographic orientation . Since the core of the earth is made of molten, and compasses are made of metal, we’re easily able to identify north, south, east, and west because of Earth’s natural magnetic field. But did you know Saturn, Jupiter, stars, and even our galaxy have their own magnetic fields? If you are traveling through space, a simple compass can point you to the closest magnetic field, helping a space traveler navigate the galaxy. Read the video transcript: https://ift.tt/3zDSsrB ---------------------------------------------------------------------------------- About Michelle Thaller: Dr. Michelle Thaller is an astronomer who studies binary stars and the life cycles of stars. She is Assistant Director of Science Communication at NASA. She went to college at Harvard University, completed a post-doctoral research fellowship at the California Institute of Technology (Caltech) in Pasadena, Calif. then started working for the Jet Propulsion Laboratory's (JPL) Spitzer Space Telescope. After a hugely successful mission, she moved on to NASA's Goddard Space Flight Center (GSFC), in the Washington D.C. area. In her off-hours often puts on about 30lbs of Elizabethan garb and performs intricate Renaissance dances. ---------------------------------------------------------------------------------- Read more of our stories on space navigation and travel: Fast superhighway through the Solar System discovered►► https://ift.tt/3EQUmcj The future of space travel is starting right now►► https://ift.tt/3ES3Cg0 Space travel could create language unintelligible to people on Earth►► https://ift.tt/2XLL7c2 ---------------------------------------------------------------------------------- About Big Think | Smarter Faster™ ► Big Think The leading source of expert-driven, educational content. With thousands of videos, featuring experts ranging from Bill Clinton to Bill Nye, Big Think helps you get smarter, faster by exploring the big ideas and core skills that define knowledge in the 21st century. ► Big Think Edge Learn career skills from the world's top minds: https://bigth.ink/Edge ---------------------------------------------------------------------------------- Want more Big Think? ► Daily editorial features: https://ift.tt/3BMKUEa ► Get the best of Big Think right to your inbox: https://ift.tt/2WUEOms ► Facebook: https://bigth.ink/facebook ► Instagram: https://bigth.ink/Instagram ► Twitter: https://bigth.ink/twitter