These animations, composed of images taken by the OSIRIS Narrow Angle Camera on board ESA's Rosetta spacecraft, shows how the brightness of Comet 9P/Tempel 1 developed after impact.

The separate false-colour images in this sequence from OSIRIS were taken at five-minute intervals around the impact time of 07:52 CEST (05:52 GMT/UT).

Although in the false-colour images (a still seen here at right) the increase in visual brightness is not so obvious, it becomes very clear in the animated surface plot below.

In this