Dooley wrote:So Michael, what are we looking at in your new avatar picture? Whatever it is, it looks cool (and hot).
michaelmaclauchlan wrote:There is a theory that ~35M years ago, Earth had planetary rings. Given the 23.5 degree tilt of the earth, and the shade the ring(s) may have caused (by blocking out the sun), ice ages could have been enhanced leading to mass extinction(s).
Roy Prol’s animation:
More at: http://tinyurl.com/2b8yeyh
michaelmaclauchlan wrote:Scale of universe:
carbon wrote:thanks MM , the SDO mission channel is a real find...
I've been looking out for the Stereo mission visuals ... if you happen to know where they are ?
Users browsing this forum: No registered users and 0 guests