On UT 2004 September 29, the asteroid (4179) Toutatis zipped through space past the Earth, at only about 5 times the distance of the Moon. Astronomers at two observatories in the southern hemisphere,
Note that the trail isn't in quite the same position in each image; this superposition of the two with false color-coding makes it even more clear.
You can read more about the observations and their interpretation in the ESO press release
Copyright © Michael Richmond. This work is licensed under a Creative Commons License.