
NASA @NASA
Q: What do we consider “near” Earth? A: About 30 million miles. There’s nothing to fear when it comes to Near Earth Objects (NEOs). Find out how our Planetary Defense Coordination office maintains watch for comets and asteroids in our latest tumblr post: https://t.co/V8fmjvids8 https://t.co/uWOBGhjqVk — PolitiTweet.org