Victoria Crater on Mars (APOD 22 Oct 2007)

[l3p3r]

http://antwrp.gsfc.nasa.gov/apod/astropix.html

The three parallel curving lines in the bottom left of the image struck me, any thoughts as to what they might be ?

Sorta reminds me of the lines left from successively lowering high tides

[Andy Wade]

http://antwrp.gsfc.nasa.gov/apod/astropix.html

The three parallel curving lines in the bottom left of the image struck me, any thoughts as to what they might be ?

Sorta reminds me of the lines left from successively lowering high tides

I seem to remember that this was discussed at length last year:

http://asterisk.apod.com/vie ... 11&start=0

[l3p3r]

thanks andy, a very enthusiastic discussion too, it seems