Astronomy Picture of the Day 7 December

Pic of the Day
A Strange Streak Imaged in Australia Credit & Copyright: Wayne Pryde

Explanation: Meteor experts don’t think it’s a meteor. Atmospheric scientists don’t think it’s lightning. The photographer insists that the streak and flash on the above image has not been created digitally. So what is it? Nobody is sure …

If you think you know what is going on, instead of sending us email please participate in an online discussion …which is down at this time…If a convincing argument or consensus is reached, the answer will be posted on APOD at a later date.

Sir Ulli

I followed this through to the answer. It’s lenghty, but very interesting.