Operation Aurora exploit in Google Attack

As publicly disclosed by Google, an attack hit Google and other few companies, is now described as Operation Aurora. Why is this attack called Operation Aurora? A post titling, Operation Aurora: Clues in the Code at Secure works is good read.  (If someone has more good reference then drop your comments below.)

A post at praetorianprefect.com has video that shows Aurora Exploit in action using metasploit.