Bill Pratt, Lockheed Martin NextSTEP program manager gives NASA Administrator Jim Bridenstine a tour of the Lockheed Martin Gateway habitat prototype in the Space Station Processing Facility High Bay, after an event to discuss NASA’s progress toward sending astronauts to the Moon and on to Mars, Monday March 11, 2019 at Kennedy Space Center in Florida. For information on NASA's Moon to Mars plans, visit: www.nasa.gov/moontomars Photo credit: (NASA/Aubrey Gemignani)

NASA Administrator Jim Bridenstine talks to Glenn Research Center facility manager, Deb Waters, and aerospace engineer, Dave Jacobson, who are inside the vacuum chamber showing one of the Hall Effect Thrusters by video, Monday, March 11, 2019, at the Neil Armstrong Operations and Checkout Building at NASA's Kennedy Space Center in Florida. Representatives from the Kennedy workforce, news media and social media were in attendance. For information on NASA's Moon to Mars plans, visit: www.nasa.gov/moontomars Photo credit: (NASA/Aubrey Gemignani)

NASA Administrator Jim Bridenstine talks to employees about the agency’s progress toward sending astronauts to the Moon and on to Mars during a televised event, Monday, March 11, 2019, at the Neil Armstrong Operations and Checkout Building at NASA's Kennedy Space Center in Florida. Representatives from the Kennedy workforce, news media, and social media were in attendance. NASA's Orion spacecraft, which is scheduled to be flown on Exploration Mission-2, was on display. For information on NASA's Moon to Mars plans, visit: www.nasa.gov/moontomars Photo credit: (NASA/Aubrey Gemignani)

NASA Administrator Jim Bridenstine talks to employees about the agency’s progress toward sending astronauts to the Moon and on to Mars during a televised event, Monday, March 11, 2019, at the Neil Armstrong Operations and Checkout Building at NASA's Kennedy Space Center in Florida. Representatives from the Kennedy workforce, news media, and social media were in attendance. NASA's Orion spacecraft, which is scheduled to be flown on Exploration Mission-2, was on display. For information on NASA's Moon to Mars plans, visit: www.nasa.gov/moontomars Photo credit: (NASA/Aubrey Gemignani)

NASA Administrator Jim Bridenstine talks to employees about the agency’s progress toward sending astronauts to the Moon and on to Mars during a televised event, Monday, March 11, 2019, at the Neil Armstrong Operations and Checkout Building at NASA's Kennedy Space Center in Florida. Representatives from the Kennedy workforce, news media, and social media were in attendance. NASA's Orion spacecraft, which is scheduled to be flown on Exploration Mission-2, was on display. For information on NASA's Moon to Mars plans, visit: www.nasa.gov/moontomars Photo credit: (NASA/Aubrey Gemignani)

NASA Administrator Jim Bridenstine speaks with Orion and Super Guppy managers before touring the Super Guppy that will carry the flight frame with the Orion crew module and service module inside, to a testing facility in Sandusky, Ohio, for full thermal vacuum testing, Monday, March 11, 2019 at Kennedy Space Center in Florida. For information on NASA's Moon to Mars plans, visit: www.nasa.gov/moontomars Photo credit: (NASA/Aubrey Gemignani)

NASA Administrator Jim Bridenstine speaks with pilots and engineers of the super guppy that will carry the flight frame with the Orion crew module and service module inside, to a testing facility in Sandusky, Ohio, for full thermal vacuum testing, Monday, March 11, 2019 at Kennedy Space Center in Florida. For information on NASA's Moon to Mars plans, visit: www.nasa.gov/moontomars Photo credit: (NASA/Aubrey Gemignani)

NASA Administrator Jim Bridenstine talks to Glenn Research Center aerospace engineer, Dave Jacobson, left, and facility manager, Deb Waters, who are inside the vacuum chamber showing one of the Hall Effect Thrusters by video, Monday, March 11, 2019, at the Neil Armstrong Operations and Checkout Building at NASA's Kennedy Space Center in Florida. Representatives from the Kennedy workforce, news media and social media were in attendance. For information on NASA's Moon to Mars plans, visit: www.nasa.gov/moontomars Photo credit: (NASA/Aubrey Gemignani)

NASA Administrator Jim Bridenstine tours the super guppy that will carry the flight frame with the Orion crew module and service module inside, to a testing facility in Sandusky, Ohio, for full thermal vacuum testing, Monday, March 11, 2019 at Kennedy Space Center in Florida. For information on NASA's Moon to Mars plans, visit: www.nasa.gov/moontomars Photo credit: (NASA/Aubrey Gemignani)

Bill Pratt, Lockheed Martin NextSTEP program manager, left, NASA Administrator Jim Bridenstine, center, and Kennedy Space Center Director, Bob Cabana, right, walk through the Space Station Processing Facility High Bay to the Lockheed Martin Gateway habitat prototype, after an event about NASA’s progress toward sending astronauts to the Moon and on to Mars, Monday March 11, 2019 at Kennedy Space Center in Florida. For information on NASA's Moon to Mars plans, visit: www.nasa.gov/moontomars Photo credit: (NASA/Aubrey Gemignani)

NASA Administrator Jim Bridenstine talks to employees about the agency’s progress toward sending astronauts to the Moon and on to Mars during a televised event, Monday, March 11, 2019, at the Neil Armstrong Operations and Checkout Building at NASA's Kennedy Space Center in Florida. Representatives from the Kennedy workforce, news media, and social media were in attendance. NASA's Orion spacecraft, which is scheduled to be flown on Exploration Mission-2, was on display. For information on NASA's Moon to Mars plans, visit: www.nasa.gov/moontomars Photo credit: (NASA/Aubrey Gemignani)

NASA Administrator Jim Bridenstine talks to employees about the agency’s progress toward sending astronauts to the Moon and on to Mars during a televised event, Monday, March 11, 2019, at the Neil Armstrong Operations and Checkout Building at NASA's Kennedy Space Center in Florida. Representatives from the Kennedy workforce, news media, and social media were in attendance. NASA's Orion spacecraft, which is scheduled to be flown on Exploration Mission-2, was on display. For information on NASA's Moon to Mars plans, visit: www.nasa.gov/moontomars Photo credit: (NASA/Aubrey Gemignani)

NASA Administrator Jim Bridenstine talks to employees about the agency’s progress toward sending astronauts to the Moon and on to Mars during a televised event, Monday, March 11, 2019, at the Neil Armstrong Operations and Checkout Building at NASA's Kennedy Space Center in Florida. Representatives from the Kennedy workforce, news media, and social media were in attendance. NASA's Orion spacecraft, which is scheduled to be flown on Exploration Mission-2, was on display. For information on NASA's Moon to Mars plans, visit: www.nasa.gov/moontomars Photo credit: (NASA/Aubrey Gemignani)

NASA Administrator Jim Bridenstine talks to employees about the agency’s progress toward sending astronauts to the Moon and on to Mars during a televised event, Monday, March 11, 2019, at the Neil Armstrong Operations and Checkout Building at NASA's Kennedy Space Center in Florida. Representatives from the Kennedy workforce, news media, and social media were in attendance. NASA's Orion spacecraft, which is scheduled to be flown on Exploration Mission-2, was on display. For information on NASA's Moon to Mars plans, visit: www.nasa.gov/moontomars Photo credit: (NASA/Aubrey Gemignani)

NASA Administrator Jim Bridenstine talks to employees about the agency’s progress toward sending astronauts to the Moon and on to Mars during a televised event, Monday, March 11, 2019, at the Neil Armstrong Operations and Checkout Building at NASA's Kennedy Space Center in Florida. Representatives from the Kennedy workforce, news media, and social media were in attendance. NASA's Orion spacecraft, which is scheduled to be flown on Exploration Mission-2, was on display. For information on NASA's Moon to Mars plans, visit: www.nasa.gov/moontomars Photo credit: (NASA/Aubrey Gemignani)

NASA Administrator Jim Bridenstine poses for a photo with pilots and engineers of the super guppy that will carry the flight frame with the Orion crew module and service module inside, to a testing facility in Sandusky, Ohio, for full thermal vacuum testing, Monday, March 11, 2019 at Kennedy Space Center in Florida. For information on NASA's Moon to Mars plans, visit: www.nasa.gov/moontomars Photo credit: (NASA/Aubrey Gemignani)

NASA Administrator Jim Bridenstine talks to employees about the agency’s progress toward sending astronauts to the Moon and on to Mars during a televised event, Monday, March 11, 2019, at the Neil Armstrong Operations and Checkout Building at NASA's Kennedy Space Center in Florida. Representatives from the Kennedy workforce, news media, and social media were in attendance. NASA's Orion spacecraft, which is scheduled to be flown on Exploration Mission-2, was on display. For information on NASA's Moon to Mars plans, visit: www.nasa.gov/moontomars Photo credit: (NASA/Aubrey Gemignani)

NASA Administrator Jim Bridenstine poses for a photo inside the super guppy that will carry the flight frame with the Orion crew module and service module inside, to a testing facility in Sandusky, Ohio, for full thermal vacuum testing, Monday, March 11, 2019 at Kennedy Space Center in Florida. For information on NASA's Moon to Mars plans, visit: www.nasa.gov/moontomars Photo credit: (NASA/Aubrey Gemignani)

The super guppy is seen as NASA Administrator Jim Bridenstine arrives to see how the Orion crew module and service module will be secured inside, and taken to a testing facility in Sandusky, Ohio, for full thermal vacuum testing, Monday March 11, 2019 at Kennedy Space Center in Florida. For information on NASA's Moon to Mars plans, visit: www.nasa.gov/moontomars Photo credit: (NASA/Aubrey Gemignani)

NASA Administrator Jim Bridenstine talks to employees about the agency’s progress toward sending astronauts to the Moon and on to Mars during a televised event, Monday, March 11, 2019, at the Neil Armstrong Operations and Checkout Building at NASA's Kennedy Space Center in Florida. Representatives from the Kennedy workforce, news media, and social media were in attendance. NASA's Orion spacecraft, which is scheduled to be flown on Exploration Mission-2, was on display. For information on NASA's Moon to Mars plans, visit: www.nasa.gov/moontomars Photo credit: (NASA/Aubrey Gemignani)

NASA Administrator Jim Bridenstine talks to employees about the agency’s progress toward sending astronauts to the Moon and on to Mars during a televised event, Monday, March 11, 2019, at the Neil Armstrong Operations and Checkout Building at NASA's Kennedy Space Center in Florida. Representatives from the Kennedy workforce, news media, and social media were in attendance. NASA's Orion spacecraft, which is scheduled to be flown on Exploration Mission-2, was on display. For information on NASA's Moon to Mars plans, visit: www.nasa.gov/moontomars Photo credit: (NASA/Aubrey Gemignani)

The audience listens as NASA Administrator Jim Bridenstine talks about the agency’s progress toward sending astronauts to the Moon and on to Mars during a televised event, Monday, March 11, 2019, at the Neil Armstrong Operations and Checkout Building at NASA's Kennedy Space Center in Florida. Representatives from the Kennedy workforce, news media, and social media were in attendance. NASA's Orion spacecraft, which is scheduled to be flown on Exploration Mission-2, was on display. For information on NASA's Moon to Mars plans, visit: www.nasa.gov/moontomars Photo credit: (NASA/Aubrey Gemignani)

Kennedy Space Center Director Bob Cabana makes opening remarks during an event to discuss NASA’s progress toward sending astronauts to the Moon and on to Mars, Monday, March 11, 2019, at the Neil Armstrong Operations and Checkout Building at NASA's Kennedy Space Center in Florida. Representatives from the Kennedy workforce, news media and social media were in attendance. NASA's Orion spacecraft, which is scheduled to be flown on Exploration Mission-2, was on display. For information on NASA's Moon to Mars plans, visit: www.nasa.gov/moontomars Photo credit: (NASA/Aubrey Gemignani)

Kennedy Space Center Director Bob Cabana makes opening remarks during an event to discuss NASA’s progress toward sending astronauts to the Moon and on to Mars, Monday, March 11, 2019, at the Neil Armstrong Operations and Checkout Building at NASA's Kennedy Space Center in Florida. Representatives from the Kennedy workforce, news media and social media were in attendance. NASA's Orion spacecraft, which is scheduled to be flown on Exploration Mission-2, was on display. For information on NASA's Moon to Mars plans, visit: www.nasa.gov/moontomars Photo credit: (NASA/Aubrey Gemignani)

Kennedy Space Center Director Bob Cabana makes opening remarks during an event to discuss NASA’s progress toward sending astronauts to the Moon and on to Mars, Monday, March 11, 2019, at the Neil Armstrong Operations and Checkout Building at NASA's Kennedy Space Center in Florida. Representatives from the Kennedy workforce, news media and social media were in attendance. NASA's Orion spacecraft, which is scheduled to be flown on Exploration Mission-2, was on display. For information on NASA's Moon to Mars plans, visit: www.nasa.gov/moontomars Photo credit: (NASA/Aubrey Gemignani)

NASA Administrator Jim Bridenstine, left, talks to Kennedy Space Center Director Bob Cabana just before an event highlighting the agency’s progress toward sending astronauts to the Moon and on to Mars, Monday, March 11, 2019, at the Neil Armstrong Operations and Checkout Building at NASA's Kennedy Space Center in Florida. Representatives from the Kennedy workforce, news media, and social media were in attendance. NASA's Orion spacecraft, which is scheduled to be flown on Exploration Mission-2, was on display. For information on NASA's Moon to Mars plans, visit: www.nasa.gov/moontomars Photo credit: (NASA/Aubrey Gemignani)

NASA Administrator Jim Bridenstine talks about the Gateway that will be in lunar orbit during an event highlighting the agency’s progress toward sending astronauts to the Moon and on to Mars, Monday, March 11, 2019, at the Neil Armstrong Operations and Checkout Building at NASA's Kennedy Space Center in Florida. Representatives from the Kennedy workforce, news media, and social media were in attendance. NASA's Orion spacecraft, which is scheduled to be flown on Exploration Mission-2, was on display. For information on NASA's Moon to Mars plans, visit: www.nasa.gov/moontomars Photo credit: (NASA/Aubrey Gemignani)

NASA Administrator Jim Bridenstine talks to astronaut Karen Nyberg who provides a tour by video, of the mockup Orion crew capsule at Johnson Space Center, during an event to discuss NASA’s progress toward sending astronauts to the Moon and on to Mars, Monday, March 11, 2019, at the Neil Armstrong Operations and Checkout Building at NASA's Kennedy Space Center in Florida. Representatives from the Kennedy workforce, news media and social media were in attendance. For information on NASA's Moon to Mars plans, visit: www.nasa.gov/moontomars Photo credit: (NASA/Aubrey Gemignani)