NASA Astronaut Kjell Lindgren delivers remarks during a STEM event with NASA Administrator Bill Nelson and Senator Tim Kaine (D-Va.) at James W. Robinson Secondary School, Friday, March 31, 2023, in Fairfax, Virginia. Lindgren spent 170 days in space as part of Expeditions 67 and 68 aboard the International Space Station. Photo Credit: (NASA/Keegan Barber)

NASA Astronaut Kjell Lindgren answers questions from students during a STEM event with NASA Administrator Bill Nelson and Senator Tim Kaine (D-Va.) at James W. Robinson Secondary School, Friday, March 31, 2023, in Fairfax, Virginia. Lindgren spent 170 days in space as part of Expeditions 67 and 68 aboard the International Space Station. Photo Credit: (NASA/Keegan Barber)

NASA Astronaut Kjell Lindgren poses for a photo with a student during a STEM event at James W. Robinson Secondary School, Friday, March 31, 2023, in Fairfax, Virginia. Lindgren spent 170 days in space as part of Expeditions 67 and 68 aboard the International Space Station. Photo Credit: (NASA/Keegan Barber)

NASA Astronaut Kjell Lindgren answers questions from students during a STEM event with NASA Administrator Bill Nelson and Senator Tim Kaine (D-Va.) at James W. Robinson Secondary School, Friday, March 31, 2023, in Fairfax, Virginia. Lindgren spent 170 days in space as part of Expeditions 67 and 68 aboard the International Space Station. Photo Credit: (NASA/Keegan Barber)

NASA Administrator Bill Nelson, left, and Senator Tim Kaine (D-Va.), right, are seen during a STEM event with NASA Astronaut Kjell Lindgren at James W. Robinson Secondary School, Friday, March 31, 2023, in Fairfax, Virginia. Lindgren spent 170 days in space as part of Expeditions 67 and 68 aboard the International Space Station. Photo Credit: (NASA/Keegan Barber)

NASA Astronaut Kjell Lindgren poses for a photo with a student during a STEM event at James W. Robinson Secondary School, Friday, March 31, 2023, in Fairfax, Virginia. Lindgren spent 170 days in space as part of Expeditions 67 and 68 aboard the International Space Station. Photo Credit: (NASA/Keegan Barber)

Senator Tim Kaine (D-Va.) delivers remarks during a STEM event with NASA Astronaut Kjell Lindgren and NASA Administrator Bill Nelson at James W. Robinson Secondary School, Friday, March 31, 2023, in Fairfax, Virginia. Lindgren spent 170 days in space as part of Expeditions 67 and 68 aboard the International Space Station. Photo Credit: (NASA/Keegan Barber)

NASA Astronaut Kjell Lindgren delivers remarks during a STEM event with NASA Administrator Bill Nelson and Senator Tim Kaine (D-Va.) at James W. Robinson Secondary School, Friday, March 31, 2023, in Fairfax, Virginia. Lindgren spent 170 days in space as part of Expeditions 67 and 68 aboard the International Space Station. Photo Credit: (NASA/Keegan Barber)

NASA Administrator Bill Nelson delivers remarks during a STEM event with NASA Astronaut Kjell Lindgren and Senator Tim Kaine (D-Va.) at James W. Robinson Secondary School, Friday, March 31, 2023, in Fairfax, Virginia. Lindgren spent 170 days in space as part of Expeditions 67 and 68 aboard the International Space Station. Photo Credit: (NASA/Keegan Barber)

NASA Astronaut Kjell Lindgren answers questions from students during a STEM event with NASA Administrator Bill Nelson and Senator Tim Kaine (D-Va.) at James W. Robinson Secondary School, Friday, March 31, 2023, in Fairfax, Virginia. Lindgren spent 170 days in space as part of Expeditions 67 and 68 aboard the International Space Station. Photo Credit: (NASA/Keegan Barber)

NASA Administrator Bill Nelson delivers remarks during a STEM event with NASA Astronaut Kjell Lindgren and Senator Tim Kaine (D-Va.) at James W. Robinson Secondary School, Friday, March 31, 2023, in Fairfax, Virginia. Lindgren spent 170 days in space as part of Expeditions 67 and 68 aboard the International Space Station. Photo Credit: (NASA/Keegan Barber)

NASA Astronaut Kjell Lindgren delivers remarks during a STEM event with NASA Administrator Bill Nelson and Senator Tim Kaine (D-Va.) at James W. Robinson Secondary School, Friday, March 31, 2023, in Fairfax, Virginia. Lindgren spent 170 days in space as part of Expeditions 67 and 68 aboard the International Space Station. Photo Credit: (NASA/Keegan Barber)

From left to right, NASA Administrator Bill Nelson, Senator Tim Kaine (D-Va.), and NASA Astronaut Kjell Lindgren view a video presentation during a STEM event at James W. Robinson Secondary School, Friday, March 31, 2023, in Fairfax, Virginia. Lindgren spent 170 days in space as part of Expeditions 67 and 68 aboard the International Space Station. Photo Credit: (NASA/Keegan Barber)

Senator Tim Kaine (D-Va.) delivers remarks during a STEM event with NASA Astronaut Kjell Lindgren and NASA Administrator Bill Nelson at James W. Robinson Secondary School, Friday, March 31, 2023, in Fairfax, Virginia. Lindgren spent 170 days in space as part of Expeditions 67 and 68 aboard the International Space Station. Photo Credit: (NASA/Keegan Barber)

NASA Administrator Bill Nelson delivers remarks during a STEM event with NASA Astronaut Kjell Lindgren and Senator Tim Kaine (D-Va.) at James W. Robinson Secondary School, Friday, March 31, 2023, in Fairfax, Virginia. Lindgren spent 170 days in space as part of Expeditions 67 and 68 aboard the International Space Station. Photo Credit: (NASA/Keegan Barber)

NASA Astronaut Kjell Lindgren answers questions from students during a STEM event with NASA Administrator Bill Nelson and Senator Tim Kaine (D-Va.) at James W. Robinson Secondary School, Friday, March 31, 2023, in Fairfax, Virginia. Lindgren spent 170 days in space as part of Expeditions 67 and 68 aboard the International Space Station. Photo Credit: (NASA/Keegan Barber)

NASA Administrator Bill Nelson delivers remarks during a STEM event with NASA Astronaut Kjell Lindgren and Senator Tim Kaine (D-Va.) at James W. Robinson Secondary School, Friday, March 31, 2023, in Fairfax, Virginia. Lindgren spent 170 days in space as part of Expeditions 67 and 68 aboard the International Space Station. Photo Credit: (NASA/Keegan Barber)

NASA Astronaut Kjell Lindgren delivers remarks during a STEM event with NASA Administrator Bill Nelson and Senator Tim Kaine (D-Va.) at James W. Robinson Secondary School, Friday, March 31, 2023, in Fairfax, Virginia. Lindgren spent 170 days in space as part of Expeditions 67 and 68 aboard the International Space Station. Photo Credit: (NASA/Keegan Barber)

NASA Astronaut Kjell Lindgren delivers remarks during a STEM event with NASA Administrator Bill Nelson and Senator Tim Kaine (D-Va.) at James W. Robinson Secondary School, Friday, March 31, 2023, in Fairfax, Virginia. Lindgren spent 170 days in space as part of Expeditions 67 and 68 aboard the International Space Station. Photo Credit: (NASA/Keegan Barber)

From left to right, NASA Administrator Bill Nelson, Senator Tim Kaine (D-Va.), Principal Tracey Phillips, and NASA Astronaut Kjell Lindgren are seen prior to a STEM event at James W. Robinson Secondary School, Friday, March 31, 2023, in Fairfax, Virginia. Lindgren spent 170 days in space as part of Expeditions 67 and 68 aboard the International Space Station. Photo Credit: (NASA/Keegan Barber)

Senator Tim Kaine (D-Va.) delivers remarks during a STEM event with NASA Astronaut Kjell Lindgren and NASA Administrator Bill Nelson at James W. Robinson Secondary School, Friday, March 31, 2023, in Fairfax, Virginia. Lindgren spent 170 days in space as part of Expeditions 67 and 68 aboard the International Space Station. Photo Credit: (NASA/Keegan Barber)

NASA Administrator Bill Nelson, left, and NASA Astronaut Kjell Lindgren, right, are seen prior to a STEM event at James W. Robinson Secondary School, Friday, March 31, 2023, in Fairfax, Virginia. Lindgren spent 170 days in space as part of Expeditions 67 and 68 aboard the International Space Station. Photo Credit: (NASA/Keegan Barber)

Principal Tracey Phillips delivers remarks during a STEM event with NASA Astronaut Kjell Lindgren, NASA Administrator Bill Nelson, and Senator Tim Kaine (D-Va.) at James W. Robinson Secondary School, Friday, March 31, 2023, in Fairfax, Virginia. Lindgren spent 170 days in space as part of Expeditions 67 and 68 aboard the International Space Station. Photo Credit: (NASA/Keegan Barber)

NASA Astronaut Kjell Lindgren delivers remarks during a STEM event with NASA Administrator Bill Nelson and Senator Tim Kaine (D-Va.) at James W. Robinson Secondary School, Friday, March 31, 2023, in Fairfax, Virginia. Lindgren spent 170 days in space as part of Expeditions 67 and 68 aboard the International Space Station. Photo Credit: (NASA/Keegan Barber)

NASA Astronaut Kjell Lindgren delivers remarks during a STEM event with NASA Administrator Bill Nelson and Senator Tim Kaine (D-Va.) at James W. Robinson Secondary School, Friday, March 31, 2023, in Fairfax, Virginia. Lindgren spent 170 days in space as part of Expeditions 67 and 68 aboard the International Space Station. Photo Credit: (NASA/Keegan Barber)