NASA, the United States' space agency, has been at the forefront of space exploration and is responsible for numerous missions and achievements commemorated on coins and medals.

The Mercury dime, issued in 1916, featured a winged Liberty head on the obverse and a fasces (a bundle of rods) on the reverse, symbolizing strength and unity. It was the first U.S. coin to depict a space-related theme.

The Apollo 11 commemorative half dollar was issued in 1969 to celebrate the first manned landing on the moon. The coin featured an astronaut planting the American flag on the lunar surface.

The Sputnik 1 ruble, issued in 1957, commemorated the launch of the world's first artificial satellite, Sputnik 1. The coin featured an image of the satellite orbiting Earth.

The Royal Canadian Mint issued a commemorative medal in 2016 to celebrate the Juno mission, which studied Jupiter's atmosphere and interior. The medal featured an image of the Juno spacecraft approaching Jupiter.

The 2009 Apollo 11 commemorative coin featured an image of the Eagle lunar module landing on the moon's surface, symbolizing the historic achievement of the first manned landing on the moon.

The ESA issued a commemorative coin in 1990 to celebrate the launch of the Hubble Space Telescope. The coin featured an image of the telescope in orbit, surrounded by stars.

The first space-themed medal issued by the United States Congress was the Congressional Gold Medal awarded to Neil Armstrong in 1969 for his historic first steps on the moon.

The People's Bank of China issued a commemorative coin in 2003 to celebrate the successful completion of the Shenzhou 5 mission, which marked China's first manned spaceflight.

The 2012 commemorative coin issued by the Royal Australian Mint featured an image of Yuri Gagarin and his Vostok 1 spacecraft, commemorating the 50th anniversary of the first manned spaceflight.

NASA issued a commemorative coin in 2010 to mark the 10th anniversary of the International Space Station. The coin featured an image of the ISS orbiting Earth.

The 2019 commemorative coin issued by the South African Mint featured an image of the Eagle lunar module landing on the moon's surface, symbolizing the historic achievement of the first manned landing on the moon.

The Bank of Canada issued a commemorative coin in 1995 to celebrate the launch of Radarsat-1, Canada's first Earth observation satellite.

The 2004 Apollo 11 commemorative coin featured an image of the Eagle lunar module landing on the moon's surface, symbolizing the historic achievement of the first manned landing on the moon.

NASA issued a commemorative coin in 2010 to mark the 20th anniversary of the Hubble Space Telescope. The coin featured an image of the telescope in orbit, surrounded by stars.