An American Sweetgum sapling grown from a seed that was flown around the Moon during the Artemis I mission is seen before a Moon tree dedication ceremony, Tuesday, June 4, 2024 at the United States Capitol in Washington. Photo Credit: (NASA/Aubrey Gemignani)

The leaves of an American Sweetgum sapling grown from a seed that was flown around the Moon during the Artemis I mission is seen before a Moon tree dedication ceremony, Tuesday, June 4, 2024 at the United States Capitol in Washington. Photo Credit: (NASA/Aubrey Gemignani)

An American Sweetgum sapling grown from a seed that was flown around the Moon during the Artemis I mission is seen before a Moon tree dedication ceremony, Tuesday, June 4, 2024 at the United States Capitol in Washington. Photo Credit: (NASA/Aubrey Gemignani)

U.S. Rep. Harold “Hal” Rogers (R-KY) provides remarks at a Moon tree dedication ceremony, Tuesday, June 4, 2024 at the United States Capitol in Washington. The American Sweetgum tree planted on the southwestern side of the Capitol, was grown from a seed that was flown around the Moon during the Artemis I mission. Photo Credit: (NASA/Aubrey Gemignani)

Artemis II Commander, NASA astronaut Reid Wiseman provides remarks at a Moon tree dedication ceremony, Tuesday, June 4, 2024 at the United States Capitol in Washington. The American Sweetgum tree planted on the southwestern side of the Capitol, was grown from a seed that was flown around the Moon during the Artemis I mission. Photo Credit: (NASA/Aubrey Gemignani)

The Artemis II crew, NASA astronauts Victor Glover, Reid Wiseman, and Christina Koch, and Canadian Space Agency (CSA) astronaut Jeremy Hansen, pose for a photo after a Moon tree dedication ceremony, Tuesday, June 4, 2024 at the United States Capitol in Washington. The American Sweetgum tree planted on the southwestern side of the Capitol, was grown from a seed that was flown around the Moon during the Artemis I mission. Photo Credit: (NASA/Aubrey Gemignani)

From left to right, Artemis II crew members, NASA astronauts Victor Glover and Reid Wiseman, NASA Associate Administrator, Office of STEM Engagement, Mike Kincaid, NASA Deputy Associate Administrator Casey Swails, NASA Deputy Administrator Pam Melroy, and Artemis II crew members NASA astronaut Christina Koch and Canadian Space Agency (CSA) astronaut Jeremy Hansen, pose for a photo after a Moon tree dedication ceremony, Tuesday, June 4, 2024 at the United States Capitol in Washington. The American Sweetgum tree planted on the southwestern side of the Capitol, was grown from a seed that was flown around the Moon during the Artemis I mission. Photo Credit: (NASA/Aubrey Gemignani)

Artemis II Commander, NASA astronaut Reid Wiseman provides remarks at a Moon tree dedication ceremony, Tuesday, June 4, 2024 at the United States Capitol in Washington. The American Sweetgum tree planted on the southwestern side of the Capitol, was grown from a seed that was flown around the Moon during the Artemis I mission. Photo Credit: (NASA/Aubrey Gemignani)

Artemis II Commander, NASA astronaut Reid Wiseman provides remarks at a Moon tree dedication ceremony, Tuesday, June 4, 2024 at the United States Capitol in Washington. The American Sweetgum tree planted on the southwestern side of the Capitol, was grown from a seed that was flown around the Moon during the Artemis I mission. Photo Credit: (NASA/Aubrey Gemignani)

Director of the Capitol Grounds and Arboretum, Jim Kaufmann, provides welcome remarks at a Moon tree dedication ceremony, Tuesday, June 4, 2024 at the United States Capitol in Washington. The American Sweetgum tree planted on the southwestern side of the Capitol, was grown from a seed that was flown around the Moon during the Artemis I mission. Photo Credit: (NASA/Aubrey Gemignani)

Artemis II astronaut Victor Glover greets U.S. Rep. Matt Cartwright (D-PA) at a Moon tree dedication ceremony, Tuesday, June 4, 2024 at the United States Capitol in Washington. The American Sweetgum tree planted on the southwestern side of the Capitol, was grown from a seed that was flown around the Moon during the Artemis I mission. Photo Credit: (NASA/Aubrey Gemignani)

U.S. Rep. Frank Lucas (R-OK) provides remarks at a Moon tree dedication ceremony, Tuesday, June 4, 2024 at the United States Capitol in Washington. The American Sweetgum tree planted on the southwestern side of the Capitol, was grown from a seed that was flown around the Moon during the Artemis I mission. Photo Credit: (NASA/Aubrey Gemignani)

NASA Deputy Administrator Pam Melroy provides remarks at a Moon tree dedication ceremony, Tuesday, June 4, 2024 at the United States Capitol in Washington. The American Sweetgum tree planted on the southwestern side of the Capitol, was grown from a seed that was flown around the Moon during the Artemis I mission. Photo Credit: (NASA/Aubrey Gemignani)

NASA Deputy Administrator Pam Melroy provides remarks at a Moon tree dedication ceremony, Tuesday, June 4, 2024 at the United States Capitol in Washington. The American Sweetgum tree planted on the southwestern side of the Capitol, was grown from a seed that was flown around the Moon during the Artemis I mission. Photo Credit: (NASA/Aubrey Gemignani)

U.S. Rep. Frank Lucas (R-OK) provides remarks at a Moon tree dedication ceremony, Tuesday, June 4, 2024 at the United States Capitol in Washington. The American Sweetgum tree planted on the southwestern side of the Capitol, was grown from a seed that was flown around the Moon during the Artemis I mission. Photo Credit: (NASA/Aubrey Gemignani)

Artemis II Commander, NASA astronaut Reid Wiseman provides remarks at a Moon tree dedication ceremony, Tuesday, June 4, 2024 at the United States Capitol in Washington. The American Sweetgum tree planted on the southwestern side of the Capitol, was grown from a seed that was flown around the Moon during the Artemis I mission. Photo Credit: (NASA/Aubrey Gemignani)

NASA Deputy Administrator Pam Melroy provides remarks at a Moon tree dedication ceremony, Tuesday, June 4, 2024 at the United States Capitol in Washington. The American Sweetgum tree planted on the southwestern side of the Capitol, was grown from a seed that was flown around the Moon during the Artemis I mission. Photo Credit: (NASA/Aubrey Gemignani)

U.S. Rep. Matt Cartwright (D-PA) provides remarks at a Moon tree dedication ceremony, Tuesday, June 4, 2024 at the United States Capitol in Washington. The American Sweetgum tree planted on the southwestern side of the Capitol, was grown from a seed that was flown around the Moon during the Artemis I mission. Photo Credit: (NASA/Aubrey Gemignani)

Artemis II Commander, NASA astronaut Reid Wiseman provides remarks at a Moon tree dedication ceremony, Tuesday, June 4, 2024 at the United States Capitol in Washington. The American Sweetgum tree planted on the southwestern side of the Capitol, was grown from a seed that was flown around the Moon during the Artemis I mission. Photo Credit: (NASA/Aubrey Gemignani)

Minister, Congressional, Public and Intergovernmental Affairs, Embassy of Canada, Carrie Goodge O'Brien, provides remarks at a Moon tree dedication ceremony, Tuesday, June 4, 2024 at the United States Capitol in Washington. The American Sweetgum tree planted on the southwestern side of the Capitol, was grown from a seed that was flown around the Moon during the Artemis I mission. Photo Credit: (NASA/Aubrey Gemignani)

NASA Deputy Administrator Pam Melroy provides remarks at a Moon tree dedication ceremony, Tuesday, June 4, 2024 at the United States Capitol in Washington. The American Sweetgum tree planted on the southwestern side of the Capitol, was grown from a seed that was flown around the Moon during the Artemis I mission. Photo Credit: (NASA/Aubrey Gemignani)

Minister, Congressional, Public and Intergovernmental Affairs, Embassy of Canada, Carrie Goodge O'Brien, provides remarks at a Moon tree dedication ceremony, Tuesday, June 4, 2024 at the United States Capitol in Washington. The American Sweetgum tree planted on the southwestern side of the Capitol, was grown from a seed that was flown around the Moon during the Artemis I mission. Photo Credit: (NASA/Aubrey Gemignani)

Artemis II Commander, NASA astronaut Reid Wiseman provides remarks at a Moon tree dedication ceremony, Tuesday, June 4, 2024 at the United States Capitol in Washington. The American Sweetgum tree planted on the southwestern side of the Capitol, was grown from a seed that was flown around the Moon during the Artemis I mission. Photo Credit: (NASA/Aubrey Gemignani)

From left to right, U.S. Rep. Matt Cartwright (D-PA), Artemis II crew members, NASA astronauts Victor Glover and Reid Wiseman, U.S. Rep. Frank Lucas (R-OK), U.S. Rep. Harold “Hal” Rogers (R-KY), Artemis II crew members NASA astronaut Christina Koch and Canadian Space Agency (CSA) astronaut Jeremy Hansen, U.S. Rep. Charles Albert "Dutch" Ruppersberger III (D-MD), NASA Deputy Administrator Pam Melroy, and Minister, Congressional, Public, and Intergovernmental Affairs, Embassy of Canada, Carrie Goodge O'Brien, pose for a photo after a Moon tree dedication ceremony, Tuesday, June 4, 2024 at the United States Capitol in Washington. The American Sweetgum tree planted on the southwestern side of the Capitol, was grown from a seed that was flown around the Moon during the Artemis I mission. Photo Credit: (NASA/Aubrey Gemignani)