This is pre-disclosure narrative. It looks to me as though they are getting ready for either a fake, U.S. military alien invasion psyop to induce more fear and thus control, or the c][>< is on the run because of Ukrain disclosure by Russia/Trump and there will be a real disclosure.
My recollection is this was known a long time ago publicly. ?
There are more than 5,000 worlds beyond our solar system, NASA confirms
“There are more than 5,000 worlds beyond our solar system, NASA confirms” https://amp.cnn.com/cnn/2022/03/21/world/5000-exoplanets-confirmation-nasa-scn/index.html