According to a recent MUFON report (case 87367), a "black hazy solid object" shaped like a "doughnut" or ring moved quickly and silently over Houston:
Found flying over apartment complex pool area. Black hazy solid object. Doughnut shaped that flew a short distance then disappeared into the clouds.Made no noise. It was a circle shaped object above tree and apartment building line.
Although no photos were taken of this sighting, other sightings of mysterious black rings hovering (versus moving) have been reported over the years. Could these sightings be related? As always, you be the judge:
Share your ideas on what this UFO could be in the comments below or on social media (Facebook, Twitter, Instagram).
Have you also seen a strange black ring like this in the sky? Report your UFO sighting!