"One thing is certain: we can expect the unexpected."

After launching into orbit last month, our #IXPE observatory is taking its first look at the polarized X-rays of our universe—starting with the supernova remnant Cassiopeia A: https://t.co/eXOiHlsKoC pic.twitter.com/rfm5IhyXtq

— NASA (@NASA) January 12, 2022