| [{"name":"Sputnik 1","year":2020,"y":1},{"name":"Apollo 11","year":2021,"y":2},{"name":"Viking 1 and 2","year":2022,"y":4},{"name":"Space Shuttle Columbia","year":2023,"y":8},{"name":"Hubble Space Telescope","year":2024,"y":16},{"name":"ISS Construction","year":2025,"y":32}] |