LAUREL, Md. (AP) — A NASA spacecraft 4 billion miles from Earth yielded its first close-up pictures Wednesday of the most distant celestial object ever explored, depicting what looks like a reddish snowman.

Ultima Thule, as the small, icy object has been dubbed, was found to consist of two fused-together spheres, one of them three times bigger than the other, extending about 21 miles (33 kilometers) in length.

NASA's New Horizons, the spacecraft that sent back pictures of Pluto 3½ years ago, swept past the ancient, mysterious object early on New Year's Day. It is 1 billion miles (1.6 billion k...