What is a Satellite?

You might not know it, but there are thousands of human-made satellites orbiting the Earth! They help us do everything from study the climate to make phone calls, and there are even some satellites that people can live on! ---------- Love SciShow Kids and want to help support it? Become a patron on Patreon:   / scishowkids   ---------- Looking for SciShow elsewhere on the internet? Facebook:   / scishow   Twitter:   / scishow   Tumblr:   / scishow   Instagram:   / thescishow   SOURCES: https://www.nasa.gov/audience/forstud... https://solarsystem.nasa.gov/planets/... https://history.nasa.gov/sputnik/ http://www.ucsusa.org/nuclear-weapons... https://www.livescience.com/39678-inc... https://www.space.com/24839-satellite... https://www.nasa.gov/audience/forstud...