mr. gerstenmaier and ms. chaplain today about the challenges and opportunities facing these important programs. i know recognize the ranking member from maryland, ms. edwards. finish. >> thank you very much, mr. chairman, and good morning and welcome to our witnesses. i want to join chairman palazzo in congratulating nasa, lockheed, united launch alliance and the entire government and contractor team on successfully conducting the exploration flight test, eft-1, of the orion capsule last week. i think it was truly exciting, and i know around the country and around the world there were many of us looking on television for the first time in a long time at a u.s. space program that really is very forward-looking. the flight subjected orion and its systems to the rigors of outer space beyond low earth orbit to test key systems, verify the design, reduce technical risks and test recover about operations. mr. chairman, i believe the test flight shows americans that tangible progress is, in fact, being made on retur

mr. bill gerstenmaier. mr. gerstenmaier started his work with nasa in 1977 as a researcher on aeronautics. could a community associated administrator for the exploration mission director at nasa headquarters in washington, d.c.. mr. gerstenmaier has received many awards for his work on space exploration, including the distinguished executive presidential ranking a award, the national space club bronze award, the space transportation leadership award and several nasa awards. he received a bachelors of science from the university and master of science degree in mechanical engineering from the university of toledo area to the second witness, there's cristina chaplain has been a u.s. government accountability office employee for 23 years and currently serves as the director of acquisition sourcing management at the gal. in this capacity she is responsible for the gal assessment of the military acquisitions and has read reviews of the space launch system can space station and the james webb space telescope among othe

mr. gerstenmaier?hp)eas we need work on or we need work on radiation for the human being ajsá,Ñçoqpq radiation shielding. we can only shield so much. but i think again a manageable risk. but ultimately some risk associated with the cosmic radiation that we'll have to o át(s ith on humans. other big thing is we are going ] k to mars, entry descent and landing and the surface of mars is a big technology leap.ñn the order of one metric ton to d, tügñ)face of mars.@m m v for a human class mission we cçus have to land about 20 times that. at least 20 metric tons. we don't know exactly how to do that.v÷Ñ we did testing in hawaii to look at reentry heat shields. technology. and going back to the other questions mr. brooks about why we aren't sprinting to the moon t2iukl /z like before, i'm building u3 v systems that are modern manufacturing. so the equipment we're putting ea. in down can be flown multiple times for minimum cost. so we are spending extra time to* prepare a system that's affordable in the long-

mr. gerstenmaier may not be the appropriate person to address the office. i look forward to mr. our questions. at this time i'd like to introduce our witness. bill gerstenmaier. he started his work with nasa i aeronaut aeronautic. he's the administration director at nasa headquarters here in washington, d.c. 1!j1ñ for his work on space exploration including the distinguished presidential rankdh award the national space clubdúñ brawn aw, and several nasa awards. he received a bachelor of science from purdue university and a master of science degree in mechanical engineering from the university of toledo. our second witness ms.çtl÷ cres tina chaplain works at gao. in this capacity, she is responsible for gao assessments of military space acquisition and nasa. she's led reviews of the international space)j station the james webb space telescope. prior to her current position she work eed vúfxgao's teams. she received her bachelor from boston university and a masters dgiézhanks again to our witness for being here today. as our witnesses should know, five minutes each afte4 which m

under gerstenmaier may not have all of the information that would be available from the office. at this time i would like to introduce our witnesses. our first witness today is mr. gill gerstenmaier. he started his work with nasa in 1977 as a researcher an aeronautics. today he is associate administrator for the human operations director at nasa headquarters here in washington, d.c. he has received many awards for his work on space exploration, including the distinguished executive presidential rank award, national space club brawn award. space transportation leadership award and several nasa award. he received air naughtal engineering and master of science degree from university of toledo. miss christina chaplin has been an office employ fooee for 23 y. she is responsible for gao assessments of military space acquisitions and nasa. she has led reviews of the space launch system, international space station and james webb telescope among oermgs. prior to her current position she worked with gao's financial technology team. she received her bachelor's in international relations from boston university and masters from columbia university. thank you, again, to our