But this cloud created by a U.S. Navy Super Hornet off the Peruvian coast is known as a 'shock collar' or 'vapour cone', created in certain atmospheric conditions at high speeds.

Stop off on the way home tonight to get a double dip ice cream cone .

After a recent Monday-evening class, five-year-old Zang Siqi rushes toward her mother, eager to show off a white rocket she has made out of paper, a Snow White sticker in its nose cone.