A newly discovered triply-lensed supernova found using #NASAWebb is helping astronomers better understand the rate at which the universe is expanding: https://webbtelescope.pub/3ZBtcmC
Using Hubble, astronomers have found more black holes in the early universe than previously thought. They went black hole hunting in the landmark Hubble Ultra Deep Field, first taken in 2004, and in following observations to look for black holes: https://bit.ly/4efOl9Q