Could a Spaceship Ignite an Alien Atmosphere?

Our rockets use combustion for power. Some planets have atmospheres made of flammable stuff like hydrogen and methane. Learn why we probably wouldn't cause a planetary fire in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/rockets-accidentally-ignite-alien-world-atmosphere.htm Learn more about your ad-choices at https://www.iheartpodcastnetwork.com