*From:* "Jeff Findley"
*Date:* Mon, 15 Dec 2008 13:33:58 -0500

"M" wrote in message

om...
Where can I go for a web page that has a direct comparison of the
Aries 1 payload capability versus the Delta iV Heavy and the
Altas V?

It's hard to compare the two since they have completely different
missions. That said, I think NASA's ESAS report looked at them.
But people have been complaining that this report lacks some of the
detils which are contained in (missing) appendices:

http://www.nasa.gov/directorates/esm...AS_report.html

I think you want:

Part 6: Launch Vehicles and Earth Departure Stages (6.5 Mb PDF)

There's also a direct comparison between all three vehicles in section
1.5.1 (Part 1)