https://www.youtube.com/watch?v=lOmd3ckc3TY#t=59
Nothing like a hot pixel eh, 8)
Mac.
IMHO it's a planet or bright star setting. What a bunch of numpties.
It's in front of the distant mountains and it moves. So it can't be a hot pixel or planet.
I thought perhaps a cosmic ray but it does look like sunshine glinting off metal. Maybe another country has landed a probe and not told anyone.
Perhaps it`s Beagle or one of the discarded lander panels that was jettisoned. Interesting anyway. Is there life on Maaaaaaars (David Bowie song)