https://c8.alamy.com/comp/MG9ANK/black-hole-illustration-a-black-hole-is-an-object-usually-a-collapsed-star-so-compact-that-nothing-can-escape-its-gravitational-pull-not-even-light-on-earth-an-object-needs-to-be-launched-with-a-speed-of-11-kilometres-per-second-if-it-is-to-escape-the-planets-gravity-and-go-into-orbit-but-the-escape-velocity-of-a-black-hole-exceeds-the-speed-of-light-since-nothing-can-travel-faster-than-this-ultimate-speed-black-holes-suck-in-everything-including-light-which-make-them-utterly-dark-and-invisible-MG9ANK.jpg