Astronomy
- · The world's first artificial satellite: Sputnik One
- · The world's largest space telescope: Hubble Telescope
- · The world's first telescope: Galileo Telescope
- · The world's largest sun clock: Augustus sun clock
- · The world's first observatory prototype: Stonehenge in England
- · The world's oldest star map: Dunhuang Mogao Grottoes "Dunhuang star map"
- · The world's first sunspot record: "Five Elements Chi Han" records
- · The world's first meteor shower record: "Bamboo Annals Commission memo" records
- · The world's first Halley record: "Huainanzi Binglue training"
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