A visitor looks at U.S. astronaut Neil Armstrong's Apollo 11 spacesuit at the National Air and Space Museum in Washington D.C., the United States, on Aug. 10, 2023. The National Air and Space Museum holds in trust over 60,000 artifacts. The museum's main building opened on the National Mall in 1976. (Xinhua/Liu Jie)
Photo taken on Aug. 10, 2023 shows exhibits at the National Air and Space Museum in Washington, D.C., the United States. The National Air and Space Museum holds in trust over 60,000 artifacts. The museum's main building opened on the National Mall in 1976. (Xinhua/Liu Jie)
Photo taken on Aug. 10, 2023 shows exhibits at the National Air and Space Museum in Washington, D.C., the United States. The National Air and Space Museum holds in trust over 60,000 artifacts. The museum's main building opened on the National Mall in 1976. (Xinhua/Liu Jie)
Photo taken on Aug. 10, 2023 shows exhibits at the National Air and Space Museum in Washington, D.C., the United States. The National Air and Space Museum holds in trust over 60,000 artifacts. The museum's main building opened on the National Mall in 1976. (Xinhua/Liu Jie)
Photo taken on Aug. 10, 2023 shows exhibits at the National Air and Space Museum in Washington, D.C., the United States. The National Air and Space Museum holds in trust over 60,000 artifacts. The museum's main building opened on the National Mall in 1976. (Xinhua/Liu Jie)
Photo taken on Aug. 10, 2023 shows the National Air and Space Museum in Washington, D.C., the United States. The National Air and Space Museum holds in trust over 60,000 artifacts. The museum's main building opened on the National Mall in 1976. (Xinhua/Liu Jie)
Visitors look at the Apollo 11 command module at the National Air and Space Museum in Washington D.C., the United States, on Aug. 10, 2023. The National Air and Space Museum holds in trust over 60,000 artifacts. The museum's main building opened on the National Mall in 1976. (Xinhua/Liu Jie)
Photo taken on Aug. 10, 2023 shows exhibits at the National Air and Space Museum in Washington, D.C., the United States. The National Air and Space Museum holds in trust over 60,000 artifacts. The museum's main building opened on the National Mall in 1976. (Xinhua/Liu Jie)