SpaceX Director of space operations and former NASA astronaut Garret Reisman participates in a panel discussion titled "The Big Picture", Saturday, Aug. 5, 2017 at the Intrepid Sea, Air & Space Museum in New York City. Photo Credit: (NASA/Bill Ingalls)

NASA Acting Chief Technologist Douglas Terrier, left, moderates a panel discussion titled "The Big Picture" with NASA James Webb Space Telescope systems engineer Mike Menzel, SpaceX Director of space operations and former NASA astronaut Garret Reisman, Honeybee Robotics co-founder and chairman Stephen Gorevan, and former NASA astronaut Mike Massimino, Saturday, Aug. 5, 2017 at the Intrepid Sea, Air & Space Museum in New York City. Photo Credit: (NASA/Bill Ingalls)

NASA Acting Chief Technologist Douglas Terrier, moderates a panel discussion titled "The Big Picture" with NASA James Webb Space Telescope systems engineer Mike Menzel, SpaceX Director of space operations and former NASA astronaut Garret Reisman, Honeybee Robotics co-founder and chairman Stephen Gorevan, and former NASA astronaut Mike Massimino, Saturday, Aug. 5, 2017 at the Intrepid Sea, Air & Space Museum in New York City. Photo Credit: (NASA/Bill Ingalls)

Audience members, seated under the wing of the space shuttle Enterprise, listen as NASA Acting Chief Technologist Douglas Terrier, moderates a panel discussion titled "The Big Picture" with NASA James Webb Space Telescope systems engineer Mike Menzel, SpaceX Director of space operations and former NASA astronaut Garret Reisman, Honeybee Robotics co-founder and chairman Stephen Gorevan, and former NASA astronaut Mike Massimino, Saturday, Aug. 5, 2017 at the Intrepid Sea, Air & Space Museum in New York City. Photo Credit: (NASA/Bill Ingalls)

JSC2009-E-215166 (30 Sept. 2009) --- Attired in a training version of his Extravehicular Mobility Unit (EMU) spacesuit, astronaut Garrett Reisman, STS-132 mission specialist, awaits the start of a spacewalk training session in the waters of the Neutral Buoyancy Laboratory (NBL) near NASA's Johnson Space Center.

JSC2009-E-215151 (30 Sept. 2009) --- Astronaut Garrett Reisman, STS-132 mission specialist, dons a training version of his Extravehicular Mobility Unit (EMU) spacesuit in preparation for a spacewalk training session in the waters of the Neutral Buoyancy Laboratory (NBL) near NASA's Johnson Space Center.

JSC2009-E-215173 (30 Sept. 2009) --- Astronaut Mike Good, STS-132 mission specialist, attired in a training version of his Extravehicular Mobility Unit (EMU) spacesuit, is submerged in the waters of the Neutral Buoyancy Laboratory (NBL) near NASA's Johnson Space Center. SCUBA-equipped divers (out of frame) are in the water to assist Good in his rehearsal, intended to help prepare him for work on the exterior of the International Space Station.

JSC2009-E-215164 (30 Sept. 2009) --- Attired in a training version of his Extravehicular Mobility Unit (EMU) spacesuit, astronaut Garrett Reisman, STS-132 mission specialist, awaits the start of a spacewalk training session in the waters of the Neutral Buoyancy Laboratory (NBL) near NASA's Johnson Space Center.

JSC2009-E-215153 (30 Sept. 2009) --- Attired in a training version of his Extravehicular Mobility Unit (EMU) spacesuit, astronaut Garrett Reisman, STS-132 mission specialist, awaits the start of a spacewalk training session in the waters of the Neutral Buoyancy Laboratory (NBL) near NASA's Johnson Space Center.

JSC2009-E-215170 (30 Sept. 2009) --- Astronauts Mike Good and Garrett Reisman (mostly obscured), both STS-132 mission specialists, attired in training versions of their Extravehicular Mobility Unit (EMU) spacesuit, are about to be submerged in the waters of the Neutral Buoyancy Laboratory (NBL) near NASA's Johnson Space Center. Divers are in the water to assist the crew members in their rehearsal, intended to help prepare them for work on the exterior of the International Space Station.

JSC2009-E-215150 (30 Sept. 2009) --- Astronaut Mike Good, STS-132 mission specialist, gets help in the donning of a training version of his Extravehicular Mobility Unit (EMU) spacesuit in preparation for a spacewalk training session in the waters of the Neutral Buoyancy Laboratory (NBL) near NASA's Johnson Space Center.

JSC2009-E-215169 (30 Sept. 2009) --- Attired in a training version of his Extravehicular Mobility Unit (EMU) spacesuit, astronaut Mike Good, STS-132 mission specialist, awaits the start of a spacewalk training session in the waters of the Neutral Buoyancy Laboratory (NBL) near NASA's Johnson Space Center.

JSC2009-E-215168 (30 Sept. 2009) --- Attired in a training version of his Extravehicular Mobility Unit (EMU) spacesuit, astronaut Garrett Reisman, STS-132 mission specialist, awaits the start of a spacewalk training session in the waters of the Neutral Buoyancy Laboratory (NBL) near NASA's Johnson Space Center.

JSC2009-E-215157 (30 Sept. 2009) --- Attired in a training version of his Extravehicular Mobility Unit (EMU) spacesuit, astronaut Mike Good, STS-132 mission specialist, awaits the start of a spacewalk training session in the waters of the Neutral Buoyancy Laboratory (NBL) near NASA's Johnson Space Center.

JSC2009-E-215149 (30 Sept. 2009) --- Astronaut Mike Good, STS-132 mission specialist, gets help in the donning of a training version of his Extravehicular Mobility Unit (EMU) spacesuit in preparation for a spacewalk training session in the waters of the Neutral Buoyancy Laboratory (NBL) near NASA's Johnson Space Center.

JSC2009-E-215171 (30 Sept. 2009) --- Astronaut Mike Good, STS-132 mission specialist, attired in a training version of his Extravehicular Mobility Unit (EMU) spacesuit, waves as he is submerged in the waters of the Neutral Buoyancy Laboratory (NBL) near NASA's Johnson Space Center. SCUBA-equipped divers (out of frame) are in the water to assist Good in his rehearsal, intended to help prepare him for work on the exterior of the International Space Station.

JSC2009-E-215152 (30 Sept. 2009) --- Astronaut Mike Good, STS-132 mission specialist, dons a training version of his Extravehicular Mobility Unit (EMU) spacesuit in preparation for a spacewalk training session in the waters of the Neutral Buoyancy Laboratory (NBL) near NASA's Johnson Space Center.

JSC2009-E-215165 (30 Sept. 2009) --- Attired in a training version of his Extravehicular Mobility Unit (EMU) spacesuit, astronaut Mike Good, STS-132 mission specialist, awaits the start of a spacewalk training session in the waters of the Neutral Buoyancy Laboratory (NBL) near NASA's Johnson Space Center.