Instant Alert: A mysterious cloud moving 700,000 mph is going to collide with our galaxy — here's what will happen

MANAGE SUBSCRIPTIONS   |   UNSUBSCRIBE   |   VIEW ONLINE   A mysterious cloud moving 700,000 mph is going to collide with our galaxy — here's what will happen by Kevin Reilly on Oct 29, 2016, 7:00 AM Astronomers have discovered a massive cloud of gas that's on a collision course with our home galaxy, the Milky Way. What will happen when it slams into our galaxy in about 30 million years? Video courtesy of NASA Follow Tech Insider: On Facebook   Share the latest business news with your network:    Email sent to:   |   Manage your email preferences   |   Unsubscribe Terms of Service   |   Privacy Policy Business Insider. 150 Fifth Avenue, New York, NY 10011