DocMartyn
http://www.rbsp.info/rbs/RbS/cv.html
Huntsville/NASA physicist. Literal rocket scientist.
Head down toward the bottom of the list of publications. Lot of chemistry on comets and there’s an unbelievably large number of them. When two stars get within about a light year of each other they exchange material in their Oort clouds.
I haven’t read any of Rob’s papers since
R. B. Sheldon and R. B. Hoover, “Cosmological Evolution: Spatial Relativity and the Speed of Life” in Instruments, Methods, and Missions for Astrobiology XI, Hoover, Levin, Rosanov eds. Proc. of SPIE Vol. 7097 (Bellingham, WA) pp 7097-41, 2008
but it looks like he’s been busy the last 5 years. He also writes for Town Hall and, last I knew, works down the hall from John Christy and Roy Spencer at University of Alabama, Huntsville.
Don’t discount panspermia out of hand. There’s more to heaven and earth, Horatio…