As of 2009 there are 22 astronauts who have attended Purdue University they include.

1.) Neil Armstrong of Apollo 11

2.) John E Blaha of STS-26, STS-33, STS-43, STS-58, STS-78, MIR-22 and STS-81

3.) Mark N. Brown of STS-28 AND STS-48

4.) John Casper of STS-36, STS-54, STS-62, STS-77

5.) Eugene Cernan of Gemini 9A, Apollo 10 and Apollo 17

6.) Roger B. Chaffee of Apollo 1

7.) Richard D. Covey of STS-51-I, STS-26, STS-38, STS-61

8.) Andrew J. Feustel of STS-125

9.) Guy Spence Gardner of STS-27 and STS-35

10.) Virgil "Gus" Ivan Grissom of Mercury Redstone 4. Gemini 3 and Apollo 1

11.) Gregory J. Harbaugh of STS-39, STS-54, STS-71, STS-82

12.) Fredrick W. Leslie of STS-73

13.) Michael James McCulley 0f STS-34

14.) Gary Payton of STS-51-C

15.) Mark L. Polansky of STS-98, STS-116 and STS-127

16.) Jerry L. Ross of STS-61-B, STS-27, STS-37, STS-55, STS-74, STS-88 and STS-110

17.) Loren Shriver of STS-51-C, STS-31, STS-46

18.) Janice E. Voss of STS-57, STS-63, STS-83, STS-94, and STS-99

19.) Charles D. Walker of STS-41-D, STS-51-D, and STS-61-B

20.) Mary E. Weber of STS-70 and STS-101

21.) Donald Edward Williams of STS-51-D and STS-34

22.) David Wolf of STS-58, STS-86, MIR-24, STS-89, STS-112 and STS-127

Eight Canadian astronauts have been to space on U. S. NASA Space Shuttles or Russian Soyuz rockets. These astronauts were Roberta Bondar, Marc Garneau, Steve MacLean, Robert Thirsk, Bjarni Tryggvason, Dave Williams, Julie Payette, and Chris Hadfield.

Ansaldo STS's population is 2,010.

Ansaldo STS was created in 2006.

The population of Ansaldo STS is 4,220.