Key advances in space exploration

Explore the most significant milestones and achievements in humanity's quest to understand the cosmos. This ranking covers pivotal moments in space travel, scientific discoveries, and technological innovations that have shaped our journey beyond Earth. From the first satellites and human spaceflights to deep-space probes, lunar landings, and the development of advanced propulsion systems, delve into the history and future of space exploration, astronomy, and astronautics. Discover breakthroughs in rocketry, satellite technology, robotic missions, and the ongoing search for extraterrestrial life and new frontiers.

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  1. 1

    Chinese Space Station Telescope Xuntian (China)

    449 Global Votes
    • Features a 2-meter diameter primary mirror

      (+4)

    Expected in 2026, this Chinese observatory is a significant advance in space astronomy. With a 2-meter mirror and a much wider field of view than Hubble, it will allow China to conduct systematic sky surveys and join the elite of space observation.

  2. 2

    DAVINCI+ Mission (NASA)

    0 Global Votes
    • Studies Venus's origin, evolution, and present state

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    This mission is fundamental to understanding Venus's atmosphere, its evolution, and the planet's water history. Its launch in 2026 marks a significant return of NASA to Venusian exploration after decades.

  3. 3

    VERITAS Mission (NASA)

    0 Global Votes
    • Will be first NASA spacecraft to explore Venus since 1990s

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    Complementary to DAVINCI+, VERITAS will focus on Venus's surface and interior, using radar to create 3D maps and measure the gravitational field. This is essential for confirming the planet's geological activity and internal structure.

  4. 4

    Nancy Grace Roman Space Telescope (2026)

    0 Global Votes
    • Will reveal hundreds of millions of galaxies

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    With its launch planned for September 2026, this infrared telescope promises to revolutionize the search for exoplanets and the study of dark energy. Its wide field of view is 100 times larger than Hubble's, offering an unprecedented perspective of the cosmos.

  5. 5

    PLATO Space Telescope (ESA)

    0 Global Votes
    • Studies terrestrial exoplanets

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    This ESA telescope, launching in December 2026, is specifically designed to discover and characterize exoplanets, especially Earth-sized ones. Its data will be vital for identifying the most promising candidates for future studies.

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  7. 6

    Artemis II Mission (NASA)

    0 Global Votes
    • Sent four astronauts on a 10-day journey around the moon

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    Launched on April 1, 2026, this mission is the first crewed flight beyond low Earth orbit since 1972. It is a crucial step to test the Orion capsule and SLS rocket systems, paving the way for human return to the Moon.

  8. 7

    Chang'e-7 (China)

    0 Global Votes
    • Investigates lunar surface environment

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    Scheduled for 2026, this Chinese robotic mission to the Moon's south pole is vital for the search for water ice deposits. These resources are essential for establishing future lunar bases and for long-term space exploration.

  9. 8

    MMX Mission (JAXA, Japan)

    0 Global Votes
    • First mission to return samples from Mars' moon Phobos

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    Launching in 2026, this Japanese mission is pioneering by attempting to bring back samples from Phobos, Mars's largest moon. It will provide crucial information on the formation of the Martian system and the origin of its moons, including the European Idefix rover.

  10. 9

    Miura 5 Rocket (PLD Space, Spain)

    0 Global Votes
    • Developed in a record time of just two years

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    The Miura 5, with its launch planned for 2026, represents a key advance for the Spanish and European space industry. It is the first 100% Spanish private orbital rocket, demonstrating the private sector's growing capacity in access to space.

  11. 10

    Hera Mission (ESA)

    0 Global Votes
    • Gathers data for planetary defense research

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    Scheduled for 2026, ESA's Hera mission is crucial for planetary defense. It will study the asteroid Dimorphos, previously impacted by NASA's DART mission, to assess the effectiveness of asteroid deflection and develop strategies for Earth protection.

  12. 11

    BepiColombo Mission (ESA/JAXA)

    0 Global Votes
    • Studies Mercury's surface, interior, and magnetic field

    BepiColombo's Mercury orbit insertion in 2026 is a key advance for the exploration of the least explored planet in the inner solar system. Its two orbiters will begin collecting vital data on Mercury's magnetic environment, core, and surface.

  13. 12

    SMILE Solar Observatory (ESA/CAS)

    0 Global Votes
    • First mission to observe magnetosphere in X-ray light

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    This collaboration between Europe and China, launching in March or April 2026, is a crucial advance for understanding space weather. It will study Earth's magnetosphere and the interaction between solar wind and Earth's magnetic field, improving our ability to predict solar events.

  14. 13

    Blue Moon Mark 1 (Blue Origin)

    0 Global Votes
    • Carries up to 4 astronauts to the lunar surface

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    Scheduled for 2026, this lunar lander marks Blue Origin's entry into the lunar landing race. Its development is a significant advance in private space exploration infrastructure, contributing to the capacity for access to the lunar surface.

  15. 14

    Blue Ghost M2 Mission (Firefly Aerospace)

    0 Global Votes
    • Delivers science experiments and technology demonstration payloads

      (+4)

    This lunar landing mission, scheduled for 2026, is an important advance by landing on the far side of the Moon. It will carry the UAE's Rashid rover, exploring a little-known region and demonstrating complex landing capabilities.