Discover published sets by community

Purpose: To observe high-energy regions of the universe. Discoveries: Supernova remnants, clusters of galaxies, black holes. Historical Significance: Gave insight into the high-energy processes in the universe.

Purpose: To gather detailed images and spectra from space. Discoveries: Expansion rate of the universe (Hubble's Law), deep field images revealing early galaxies. Historical Significance: Revolutionized astronomy, operates in Earth orbit.

Purpose: To study Saturn and its moon Titan. Discoveries: Complex organics on Titan, geysers on Enceladus. Historical Significance: Detailed analysis of Saturn's rings, long mission duration.

Purpose: To explore Mars at Gale Crater for evidence of past and present habitability. Discoveries: Organic molecules, habitable past conditions. Historical Significance: Advanced mobile laboratory on Mars, ongoing mission contributions.

Purpose: To land on Mars and search for life. Discoveries: No definitive evidence of life, weather patterns, volcanology of Mars. Historical Significance: First successful landing on Mars, in-depth analysis of Martian soil and atmosphere.

Purpose: To study Pluto and the Kuiper Belt. Discoveries: Detailed images of Pluto, its moons, and other Kuiper Belt Objects. Historical Significance: First mission to Pluto and the Kuiper Belt, expanding understanding of outer solar system bodies.

Purpose: To explore the surface of Mars and search for past life. Discoveries: Evidence of past water activity on Mars. Historical Significance: Longest-running Mars mission, greatly expanded our knowledge of Mars's geology.

Purpose: To study a comet (67P/Churyumov-Gerasimenko) closely. Discoveries: Detailed images of comet's nucleus, analysis of comet's outgassing. Historical Significance: First spacecraft to orbit and land on a comet.

Purpose: To observe the universe in infrared. Discoveries: Brown dwarfs, distant galaxies, exoplanetary atmospheres. Historical Significance: Enhanced infrared observations of the universe, worked beyond its expected lifetime.

Purpose: To study the outer corona of the Sun. Discoveries: In-situ measurements of solar wind, solar magnetic fields. Historical Significance: Closest any spacecraft has flown to the Sun, providing unprecedented data.

Purpose: To study Jupiter's atmosphere, magnetic field, and interior. Discoveries: Revealed deep atmospheric dynamics, complex magnetosphere. Historical Significance: Improved understanding of gas giants' formation, ongoing mission.

Purpose: To observe the universe in infrared. Discoveries: (Not applicable as of knowledge cutoff, yet to collect data). Historical Significance: Successor to Hubble, expected to provide significant advancements in astronomy.

Purpose: To study the outer Solar System and beyond. Discoveries: Detailed images and data of Jupiter, Saturn and their moons; Interstellar Mission; The Golden Record. Historical Significance: First man-made object to enter interstellar space.

Purpose: To study Jupiter and its moons. Discoveries: Evidence of subsurface oceans on Europa, volcanic activity on Io. Historical Significance: First spacecraft to orbit Jupiter, provided extensive data on Jupiter system.