A model of NASA's Space Reactor-1 Freedom, their craft intended to go to Mars, is seen while US President Donald Trump meets with Artemis II Astronauts in the Oval Office of the White House in Washington, DC, on April 29, 2026. (Photo by Brendan Smialowski / AFP via Getty Images)

US President Donald Trump speaks as he welcomes the Artemis II astronauts in the Oval Office at the White House in Washington, DC, on April 29, 2026. (Photo by Brendan SMIALOWSKI / AFP via Getty Images)

US President Donald Trump listens to NASA Administrator Jared Isaacman as he welcomes the Artemis II astronauts in the Oval Office at the White House in Washington, DC, on April 29, 2026. (Photo by Brendan SMIALOWSKI / AFP via Getty Images)

US President Donald Trump speaks alongside NASA Administrator Jared Isaacman (L) and astronauts Victor Glover and Christina Koch as he welcomes the Artemis II astronauts in the Oval Office at the White House in Washington, DC, on April 29, 2026. (Photo by Brendan SMIALOWSKI / AFP via Getty Images)

US President Donald Trump speaks as he welcomes the Artemis II astronauts in the Oval Office at the White House in Washington, DC, on April 29, 2026. (Photo by Brendan SMIALOWSKI / AFP via Getty Images)

US President Donald Trump speaks as he welcomes the Artemis II astronauts in the Oval Office at the White House in Washington, DC, on April 29, 2026. (Photo by Brendan SMIALOWSKI / AFP via Getty Images)

US President Donald Trump speaks as he welcomes the Artemis II astronauts, from L to R, Victor Glover, Christina Koch, Reid Wiseman and Jeremy Hansen in the Oval Office at the White House in Washington, DC, on April 29, 2026. (Photo by Brendan SMIALOWSKI / AFP via Getty Images)

US President Donald Trump speaks as he welcomes the Artemis II astronauts, from L to R, Victor Glover, Christina Koch, Reid Wiseman and Jeremy Hansen in the Oval Office at the White House in Washington, DC, on April 29, 2026. (Photo by Brendan SMIALOWSKI / AFP via Getty Images)