Hong Kong sky were too bad for this.
What I've done was to point my DMK 31AF03 with a Computar 2.3-6mm at 2.3mm outside the window, keep recording for the whole night.
A night worth of AVI will be something like 2G.
No luck, however.
The bright patch is the moon, and the irregular shape is due to the diffraction pattern of the aperture adjustment diaphram.