NASA @NASA
What’s faster than material blasting away from the site of an exploded star? 🤔 Answer: Not much. Astronomers have used our @ChandraXray Observatory data to record detonated star debris traveling faster than 20 million miles per hour: https://t.co/ac3P1OtqnL https://t.co/XvQbbM2shi — PolitiTweet.org