U.S. President Barack Obama, accompanied by members of Congress and middle school children, waves as he talks on the phone from the Roosevelt Room of the White House to astronauts on the International Space Station, Wednesday, Feb. 17, 2010 in Washington. Photo Credit: (NASA/Bill Ingalls)

U.S. President Barack Obama, accompanied by members of Congress and middle school children, waves as he talks on the phone from the Roosevelt Room of the White House to astronauts on the International Space Station, Wednesday, Feb. 17, 2010 in Washington. Photo Credit: (NASA/Bill Ingalls)

U.S. President Barack Obama, accompanied by Congressman C.A. "Dutch" Ruppersberger (D-MD) and middle school children, prepares to hand over the phone to a student to ask a question to astronauts on the International Space Station during an event in the Roosevelt Room of the White House, Wednesday, Feb. 17, 2010 in Washington. Photo Credit: (NASA/Bill Ingalls)

U.S. President Barack Obama, accompanied by Congressman C.A. "Dutch" Ruppersberger (D-MD) and middle school children, prepares to hand over the phone to a student to ask a question to astronauts on the International Space Station during an event in the Roosevelt Room of the White House, Wednesday, Feb. 17, 2010 in Washington. Photo Credit: (NASA/Bill Ingalls)

Vice President Mike Pence speaks before President Donald Trump signs Space Policy Directive - 1, directing NASA to return to the moon, alongside members of the Senate, Congress, NASA, and commercial space companies in the Roosevelt room of the White House in Washington, Monday, Dec. 11, 2017. Photo Credit: (NASA/Aubrey Gemignani)

President Donald Trump holds up Space Policy Directive - 1 after signing it, directing NASA to return to the moon, alongside members of the Senate, Congress, NASA, and commercial space companies in the Roosevelt room of the White House in Washington, Monday, Dec. 11, 2017. Photo Credit: (NASA/Aubrey Gemignani)

President Donald Trump, speaks before signing Space Policy Directive - 1, directing NASA to return to the moon, in the Roosevelt room of the White House in Washington, Monday, Dec. 11, 2017. Photo Credit: (NASA/Aubrey Gemignani)

President Donald Trump prepares to sign Space Policy Directive - 1, directing NASA to return to the moon, alongside members of the Senate, Congress, NASA, and commercial space companies in the Roosevelt room of the White House in Washington, Monday, Dec. 11, 2017. Photo Credit: (NASA/Aubrey Gemignani)

President Donald Trump signs Space Policy Directive - 1, directing NASA to return to the moon, alongside members of the Senate, Congress, NASA, and commercial space companies in the Roosevelt room of the White House in Washington, Monday, Dec. 11, 2017. Photo Credit: (NASA/Aubrey Gemignani)

President Donald Trump gives remarks after speaking with NASA astronauts Christina Koch and Jessica Meir during the first all-woman spacewalk on Friday, Oct. 18, 2019, from the Roosevelt Room of the White House in Washington. The first all-woman spacewalk in history began at 7:38am EDT with Koch and Meir venturing outside the International Space Station to replace a failed battery charge-discharge unit. This is the fourth spacewalk for Koch and Meir’s first. Photo Credit: (NASA/Bill Ingalls)

President Donald Trump speaks before signing an Executive Order to reestablish the National Space Council, alongside members of the Congress, National Aeronautics and Space Administration, and Commercial Space Companies in the Roosevelt room of the White House in Washington, Friday, June 30, 2017. Vice President Mike Pence, also in attendance, will chair the council. Photo Credit: (NASA/Aubrey Gemignani)

President Donald Trump gives remarks after speaking with NASA astronauts Christina Koch and Jessica Meir during the first all-woman spacewalk on Friday, Oct. 18, 2019, from the Roosevelt Room of the White House in Washington. The first all-woman spacewalk in history began at 7:38am EDT with Koch and Meir venturing outside the International Space Station to replace a failed battery charge-discharge unit. This is the fourth spacewalk for Koch and Meir’s first. Photo Credit: (NASA/Bill Ingalls)

U.S. President Barack Obama, accompanied by White House Science Adviser John Holdren, left, Congressman C.A. "Dutch" Ruppersberger (D-MD) and middle school children, talks on the phone from the Roosevelt Room of the White House to astronauts on the International Space Station, Wednesday, Feb. 17, 2010 in Washington. Photo Credit: (NASA/Bill Ingalls)

Vice President Mike Pence, center, speaks before introducing President Donald Trump to sign an Executive Order reestablishing the National Space Council, alongside members of the Congress, National Aeronautics and Space Administration, and Commercial Space Companies in the Roosevelt room of the White House in Washington, Friday, June 30, 2017. Vice President Mike Pence will chair the council. Also pictured, are: NASA astronaut Alvin Drew, left, and retired astronaut Buzz Aldrin, right. Photo Credit: (NASA/Aubrey Gemignani)

President Donald Trump, speaks before signing Space Policy Directive - 1, directing NASA to return to the moon, alongside Vice President Mike Pence, members of the Senate, Congress, NASA, and commercial space companies in the Roosevelt room of the White House in Washington, Monday, Dec. 11, 2017. Photo Credit: (NASA/Aubrey Gemignani)

President Donald Trump, left, listens as NASA Administrator Jim Bridenstine talks about the first all-woman spacewalk, Friday, Oct. 18, 2019, from the Roosevelt Room of the White House in Washington. The first all-woman spacewalk in history began at 7:38am EDT with NASA astronauts Christina Koch and Jessica Meir venturing outside the International Space Station to replace a failed battery charge-discharge unit. This is the fourth spacewalk for Koch and Meir’s first. Photo Credit: (NASA/Bill Ingalls)

Ivanka Trump, advisor to President Donald Trump, touches a sample from the moon that former astronaut Jack Schmitt, left, collected during the Apollo 17 mission, just after President Trump signed Space Policy Directive - 1, directing NASA to return to the moon, in the Roosevelt room of the White House in Washington, Monday, Dec. 11, 2017. Photo Credit: (NASA/Aubrey Gemignani)

President Donald Trump, speaks before signing Space Policy Directive - 1, directing NASA to return to the moon, alongside Vice President Mike Pence, members of the Senate, Congress, NASA, and commercial space companies in the Roosevelt room of the White House in Washington, Monday, Dec. 11, 2017. Photo Credit: (NASA/Aubrey Gemignani)

President Donald Trump, center, signs an Executive Order to reestablish the National Space Council, alongside members of the Congress, National Aeronautics and Space Administration, and Commercial Space Companies in the Roosevelt room of the White House in Washington, Friday, June 30, 2017. Vice President Mike Pence, also in attendance, will chair the council. Also pictured are retired NASA astronaut David Wolf, left, NASA Astronaut Alvin Drew, second from right, and retired NASA astronaut Buzz Aldrin, right. Photo Credit: (NASA/Aubrey Gemignani)

President Donald Trump, center, speaks before signing an Executive Order to reestablish the National Space Council, alongside members of the Congress, National Aeronautics and Space Administration, and Commercial Space Companies in the Roosevelt room of the White House in Washington, Friday, June 30, 2017. Vice President Mike Pence, second from left, will chair the council. Also pictured are, NASA astronaut Alvin Drew, left, and retired NASA Astronaut Buzz Aldrin, right. Photo Credit: (NASA/Aubrey Gemignani)

President Donald Trump, 2nd from left, joined by Vice President Mike Pence, left, Advisor to the President Ivanka Trump, and NASA Administrator Jim Bridenstine, right, speaks with NASA astronauts Christina Koch and Jessica Meir during the first all-woman spacewalk on Friday, Oct. 18, 2019, from the Roosevelt Room of the White House in Washington. The first all-woman spacewalk in history began at 7:38am EDT with Koch and Meir venturing outside the International Space Station to replace a failed battery charge-discharge unit. This is the fourth spacewalk for Koch and Meir’s first. Photo Credit: (NASA/Bill Ingalls)

President Donald Trump, center, speaks to the crowd before signing an Executive Order to reestablish the National Space Council, alongside members of the Congress, National Aeronautics and Space Administration, and Commercial Space Companies in the Roosevelt room of the White House in Washington, Friday, June 30, 2017. Vice President Mike Pence, also in attendance, will chair the council. Also pictured are retired NASA astronaut David Wolf, left, NASA Astronaut Alvin Drew, second from right, and retired NASA astronaut Buzz Aldrin, right. Photo Credit: (NASA/Aubrey Gemignani)

President Donald Trump, 2nd from left, joined by Vice President Mike Pence, left, Advisor to the President Ivanka Trump, and NASA Administrator Jim Bridenstine, right, speaks with NASA astronauts Christina Koch and Jessica Meir during the first all-woman spacewalk on Friday, Oct. 18, 2019, from the Roosevelt Room of the White House in Washington. The first all-woman spacewalk in history began at 7:38am EDT with Koch and Meir venturing outside the International Space Station to replace a failed battery charge-discharge unit. This is the fourth spacewalk for Koch and Meir’s first. Photo Credit: (NASA/Bill Ingalls)

President Donald Trump, 2nd from left, joined by Vice President Mike Pence, left, Advisor to the President Ivanka Trump, listens as NASA Administrator Jim Bridenstine talks about the first all-woman spacewalk, Friday, Oct. 18, 2019, from the Roosevelt Room of the White House in Washington. The first all-woman spacewalk in history began at 7:38am EDT with NASA astronauts Christina Koch and Jessica Meir venturing outside the International Space Station to replace a failed battery charge-discharge unit. This is the fourth spacewalk for Koch and Meir’s first. Photo Credit: (NASA/Bill Ingalls)

President Donald Trump, 2nd from left, joined by Vice President Mike Pence, left, Advisor to the President Ivanka Trump, and NASA Administrator Jim Bridenstine, right, speaks with NASA astronauts Christina Koch and Jessica Meir during the first all-woman spacewalk on Friday, Oct. 18, 2019, from the Roosevelt Room of the White House in Washington. The first all-woman spacewalk in history began at 7:38am EDT with Koch and Meir venturing outside the International Space Station to replace a failed battery charge-discharge unit. This is the fourth spacewalk for Koch and Meir’s first. Photo Credit: (NASA/Bill Ingalls)

Vice President Mike Pence speaks before President Donald Trump signs Space Policy Directive - 1, directing NASA to return to the moon, alongside President Donald Trump. left, Acting NASA Administrator Robert Lightfoot, second left, NASA astronaut Peggy Whitson, third from left, NASA astronaut Christina Koch, right, and members of the Senate, Congress, and commercial space companies in the Roosevelt room of the White House in Washington, Monday, Dec. 11, 2017. Photo Credit: (NASA/Aubrey Gemignani)

WASHINGTON - 201002170001HQ - U.S. President Barack Obama, accompanied by members of Congress and middle school children, waves as he talks on the phone from the Roosevelt Room of the White House to astronauts on the International Space Station, Wednesday, Feb. 17, 2010, in Washington. Photo Credit: NASA/Bill Ingalls

President Barack Obama is joined by members of Congress, including former astronaut Sen. Bill Nelson, right, and school children as he talks Tuesday, March 24, 2009, with astronauts on the International Space Station from the Roosevelt Room at the White House. (White House Photo/Pete Souza)

President Barack Obama is joined by members of Congress, including former astronaut Sen. Bill Nelson, right, and school children as he talks Tuesday, March 24, 2009, with astronauts on the International Space Station from the Roosevelt Room at the White House. (White House Photo/Pete Souza)

President Donald Trump, center, speaks before signing an Executive Order to reestablish the National Space Council, alongside members of the Congress, National Aeronautics and Space Administration, and Commercial Space Companies in the Roosevelt room of the White House in Washington, Friday, June 30, 2017. Vice President Mike Pence, also in attendance, will chair the council. Also pictured are, Rep. Bill Posey, R-Florida, Rep. Lamar Smith, R-Texas, Rep. John Culberson, R-Texas, Rep. Steven Palazzo, R-Miss., Rep. Brian Babin, R-Texas, Rep. Mo Brooks, R-Alabama, Rep. Dana Rohrbacher, R-California, Former Rep. Bob Walker, R-Pennsylvania, Sandy Magnus, executive director, American Institute of Aeronautics and Astronautics, David Melcher, executive director, Aerospace Industries Association, Tory Bruno, CEO, United Launch Alliance, Michal Riley, CEO, AMRO Fabricating Corporation, John Couch, president, Futuramic, Mike Cain, owner, Cain Tubular Products, Mary Lynne Dittmar, executive director, Coalition for Deep Space Exploration, Dennis Muilenburg, CEO Boeing Company, Marilyn Hewson, CEO, Lockheed Martin, Wes Bush, CEO, Northrop Grumman, retired NASA astronaut Buzz Aldrin, NASA astronaut Alvin Drew, retired NASA astronaut David Wolf, Apollo 13 flight director, Gene Kranz, Secretary of Commerce Wilbur Ross, Under Secretary of the Air Force Lisa Disbrow, and Acting Deputy Director of National Intelligence, Dawn Eilengerger. Photo Credit: (NASA/Aubrey Gemignani)

President Donald Trump, center, asks who should receive the pen after signing an Executive Order to reestablish the National Space Council, alongside members of the Congress, National Aeronautics and Space Administration, and Commercial Space Companies in the Roosevelt room of the White House in Washington, Friday, June 30, 2017. Retired astronaut Buzz Aldrin was given the pen. Also pictured are, Vice President Mike Pence, Rep. Bill Posey, R-Florida, Rep. Lamar Smith, R-Texas, Rep. John Culberson, R-Texas, Rep. Steven Palazzo, R-Miss., Rep. Brian Babin, R-Texas, Rep. Mo Brooks, R-Alabama, Rep. Dana Rohrbacher, R-California, Former Rep. Bob Walker, R-Pennsylvania, Sandy Magnus, executive director, American Institute of Aeronautics and Astronautics, David Melcher, executive director, Aerospace Industries Association, Tory Bruno, CEO, United Launch Alliance, Michal Riley, CEO, AMRO Fabricating Corporation, John Couch, president, Futuramic, Mike Cain, owner, Cain Tubular Products, Mary Lynne Dittmar, executive director, Coalition for Deep Space Exploration, Dennis Muilenburg, CEO Boeing Company, Marilyn Hewson, CEO, Lockheed Martin, Wes Bush, CEO, Northrop Grumman, NASA Astronaut Alvin Drew, retired NASA astronaut David Wolf, Apollo 13 flight director, Gene Kranz, Secretary of Commerce Wilbur Ross, Under Secretary of the Air Force Lisa Disbrow, and Acting Deputy Director of National Intelligence, Dawn Eilengerger. Photo Credit: (NASA/Aubrey Gemignani)

WASHINGTON - 201002170003HQ - U.S. President Barack Obama, accompanied by White House Science Adviser John Holdren, left, Congressman C.A. "Dutch" Ruppersberger (D-MD) and middle school children, talks on the phone from the Roosevelt Room of the White House to astronauts on the International Space Station, Wednesday, Feb. 17, 2010, in Washington. Photo Credit: NASA/Bill Ingalls

WASHINGTON - 201002170002HQ - U.S. President Barack Obama, accompanied by Congressman C.A. "Dutch" Ruppersberger (D-MD) and middle school children, prepares to hand over the phone to a student to ask a question to astronauts on the International Space Station during an event in the Roosevelt Room of the White House, Wednesday, Feb. 17, 2010, in Washington. Photo Credit: NASA/Bill Ingalls

NASA Deputy Administrator Jim Morhard and Sam Scimemi, Director of NASA’s International Space Station Division, watch from the Space Operations Center at NASA Headquarters as President Donald Trump, joined by Vice President Mike Pence, Advisor to the President Ivanka Trump and NASA Administrator Jim Bridenstine, talks to NASA astronauts Christina Koch and Jessica Meir from the Roosevelt Room of the White House as they conduct the first all-woman spacewalk on Friday, Oct. 18, 2019, in Washington. The first all-woman spacewalk in history began at 7:38am EDT with NASA astronauts Christina Koch and Jessica Meir venturing outside the International Space Station to replace a failed battery charge-discharge unit. This is the fourth spacewalk for Koch and Meir’s first. Photo Credit: (NASA/Joel Kowsky)