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1977, NASA, Farthest spacecraft from Earth, First to enter interstellar space

1969, NASA, First manned moon landing

1989, NASA, Studied Jupiter and its moons extensively

2016, NASA, Sample-return mission from the asteroid Bennu

2014, JAXA, Sample-return mission from an asteroid

1973, NASA, First mission to encounter Saturn and the second to fly through the asteroid belt

1996, NASA, Delivered the Sojourner rover to Mars

2021, NASA/ESA/CSA, Next-generation space telescope to study the early universe

2009, NASA, Discovering Earth-size exoplanets in the habitable zone

2011, NASA, Studying Jupiter's composition, gravity field, magnetic field, and polar magnetosphere

2018, NASA, Studies the interior of Mars

1977, NASA, Only spacecraft to have visited Uranus and Neptune

2004, ESA, First spacecraft to orbit a comet and deploy a lander

2018, NASA, Closest approach to the Sun by a human-made object

1972, NASA, First spacecraft to travel through the asteroid belt and make direct observations of Jupiter

1990, NASA/ESA, Revolutionized astronomy with deep space images

1981, Soviet Union, First spacecraft to return color images from the surface of Venus and conduct soil analysis

2005, NASA, High-resolution imaging of Mars' surface

2004, NASA, First spacecraft to orbit Mercury

Planned, NASA, Uncrewed test flight for NASA's Artemis lunar program

1999, NASA, Studies the universe in X-ray wavelengths

2006, NASA, First mission to Pluto and the Kuiper Belt

2004, NASA, Mars rovers that far outlived their planned missions

1997, NASA/ESA/ASI, Explored Saturn and its moons