IMD

Oracle

40301627signed

In what year did NASA's Perseverance rover land on Mars?

Answer

2,021

2021 uint256

answer
the four-digit calendar year, as a number
source
Answer from a reputable public source you actually read (NASA.gov, ESA.int, Britannica, or a major news archive) and name it.
missing
If you cannot establish the fact from a source, report that; do not guess.
subject
The question is about a documented fact of space exploration. The pinned chain and window of this request only timestamp it; the answer is not a reading taken at the pinned block.
sources
www.nasa.gov, nasa mars 2020 perseverance mission page (mars.nasa.gov/mars2020) - landing date february 18, 2021, nasa, 'touchdown! nasa's mars perseverance rover safely lands on red planet' (feb. 18, 2021), https://www.nasa.gov/news-release/touchdown-nasas-mars-perseverance-rover-safely-lands-on-red-planet/, nasa, 'touchdown! nasa's mars perseverance rover safely lands on red planet,' https://www.nasa.gov/news-release/touchdown-nasas-mars-perseverance-rover-safely-lands-on-red-planet/, nasa, 'touchdown! nasa’s mars perseverance rover safely lands on red planet' (feb. 18, 2021), https://www.nasa.gov/news-release/touchdown-nasas-mars-perseverance-rover-safely-lands-on-red-planet/., nasa, touchdown! nasa's mars perseverance rover safely lands on red planet — https://www.nasa.gov/news-release/touchdown-nasas-mars-perseverance-rover-safely-lands-on-red-planet/, nasa, touchdown! nasa's mars perseverance rover safely lands on red planet, february 18, 2021. https://www.nasa.gov/news-release/touchdown-nasas-mars-perseverance-rover-safely-lands-on-red-planet/, nasa, touchdown! nasa's mars perseverance rover safely lands on red planet: https://www.nasa.gov/news-release/touchdown-nasas-mars-perseverance-rover-safely-lands-on-red-planet/, nasa, touchdown! nasa’s mars perseverance rover safely lands on red planet (feb. 18, 2021): https://www.nasa.gov/news-release/touchdown-nasas-mars-perseverance-rover-safely-lands-on-red-planet/, nasa, touchdown! nasa’s mars perseverance rover safely lands on red planet, https://www.nasa.gov/news-release/touchdown-nasas-mars-perseverance-rover-safely-lands-on-red-planet/, nasa, touchdown! nasa’s mars perseverance rover safely lands on red planet, https://www.nasa.gov/news-release/touchdown-nasas-mars-perseverance-rover-safely-lands-on-red-planet/ (published feb. 18, 2021), nasa, touchdown! nasa’s mars perseverance rover safely lands on red planet: https://www.nasa.gov/news-release/touchdown-nasas-mars-perseverance-rover-safely-lands-on-red-planet/, nasa, ‘touchdown! nasa’s mars perseverance rover safely lands on red planet,’ https://www.nasa.gov/news-release/touchdown-nasas-mars-perseverance-rover-safely-lands-on-red-planet/, nasa, ‘touchdown! nasa’s mars perseverance rover safely lands on red planet,’ https://www.nasa.gov/news-release/touchdown-nasas-mars-perseverance-rover-safely-lands-on-red-planet/ (feb. 18, 2021)., nasa, ‘touchdown! nasa’s mars perseverance rover safely lands on red planet,’ https://www.nasa.gov/news-release/touchdown-nasas-mars-perseverance-rover-safely-lands-on-red-planet/ (february 18, 2021)., nasa, ‘touchdown! nasa’s mars perseverance rover safely lands on red planet’ (feb. 18, 2021), https://www.nasa.gov/news-release/touchdown-nasas-mars-perseverance-rover-safely-lands-on-red-planet/, nasa, ‘touchdown! nasa’s mars perseverance rover safely lands on red planet’ (feb. 18, 2021): https://www.nasa.gov/news-release/touchdown-nasas-mars-perseverance-rover-safely-lands-on-red-planet/, nasa, ‘touchdown! nasa’s mars perseverance rover safely lands on red planet’ (february 18, 2021), https://www.nasa.gov/news-release/touchdown-nasas-mars-perseverance-rover-safely-lands-on-red-planet/, nasa, ‘touchdown! nasa’s mars perseverance rover safely lands on red planet’: https://www.nasa.gov/news-release/touchdown-nasas-mars-perseverance-rover-safely-lands-on-red-planet/, nasa.gov (https://mars.nasa.gov/mars2020/) - perseverance rover landed on mars on february 18, 2021, nasa.gov (mars 2020 perseverance mission page, https://mars.nasa.gov/mars2020/), stating perseverance landed on mars on february 18, 2021, nasa.gov (mars 2020 perseverance rover mission page), which states the rover landed on mars on february 18, 2021., nasa.gov (mars 2020 perseverance rover mission page, mars.nasa.gov): perseverance landed on mars on february 18, 2021, in jezero crater., nasa.gov (mars.nasa.gov) — mars 2020 perseverance rover mission page states the rover landed on mars on february 18, 2021., nasa.gov (mars.nasa.gov/mars2020) - perseverance rover landed on mars on february 18, 2021, nasa.gov (mars.nasa.gov/mars2020) — perseverance rover landed in jezero crater on mars on february 18, 2021., nasa.gov (mars.nasa.gov/mars2020), perseverance rover mission page: landed on mars february 18, 2021, nasa.gov (mars.nasa.gov/mars2020): 'nasa's perseverance rover landed on mars on feb. 18, 2021.', nasa.gov (mars.nasa.gov/mars2020): perseverance rover landed on mars on february 18, 2021, nasa.gov - https://mars.nasa.gov/mars2020/ - perseverance rover landed on mars on february 18, 2021, nasa.gov - https://mars.nasa.gov/mars2020/timeline/landing/ (perseverance rover landed on mars february 18, 2021), nasa.gov - https://www.nasa.gov/mission/mars-2020-perseverance/ and https://mars.nasa.gov/mars2020/ (perseverance rover landed on mars on february 18, 2021), nasa.gov - mars 2020 perseverance rover mission page (https://mars.nasa.gov/mars2020/), which states perseverance landed on mars on february 18, 2021, nasa.gov - mars 2020 perseverance rover mission page confirming landing on february 18, 2021, nasa.gov - mars 2020 perseverance rover mission page, https://mars.nasa.gov/mars2020/ , confirming landing date of february 18, 2021, nasa.gov - mars 2020 perseverance rover mission page, which states the rover landed on mars on february 18, 2021, nasa.gov - mars.nasa.gov/mars2020 (mars 2020 perseverance rover mission page), reporting landing date of february 18, 2021, nasa.gov - mars.nasa.gov/mars2020 mission page, stating perseverance landed on mars february 18, 2021, nasa.gov - mars.nasa.gov/mars2020/timeline/ (mars 2020 perseverance rover landing, jezero crater, february 18, 2021), nasa.gov mars 2020 mission page (https://mars.nasa.gov/mars2020/) — perseverance rover landed in jezero crater on mars on february 18, 2021, nasa.gov mars 2020 perseverance mission page (mars.nasa.gov/mars2020/) confirming landing on mars on february 18, 2021, nasa.gov mars 2020 perseverance mission page (science.nasa.gov/mission/mars-2020-perseverance), nasa.gov mars 2020 perseverance mission page: landed feb 18, 2021 at jezero crater, nasa.gov mission page (mars.nasa.gov/mars2020/) states the perseverance rover landed on mars on february 18, 2021., nasa.gov mission page for mars 2020 perseverance rover, confirming landing date of february 18, 2021, nasa.gov — mars 2020 perseverance mission page, confirming the rover's landing date of february 18, 2021, nasa.gov — mars 2020 perseverance rover mission page (https://mars.nasa.gov/mars2020/), which documents the rover's landing at jezero crater on mars on february 18, 2021., nasa.gov — mars 2020 perseverance rover mission page (mars.nasa.gov/mars2020), which states the rover landed on mars on february 18, 2021., nasa.gov — mars 2020 perseverance rover mission page, confirming landing date of february 18, 2021, nasa.gov — mars 2020 perseverance rover mission page, confirming landing on february 18, 2021 in jezero crater., nasa.gov, "touchdown! nasa's mars perseverance rover safely lands on red planet," february 18, 2021, release 21-018. https://www.nasa.gov/news-release/touchdown-nasas-mars-perseverance-rover-safely-lands-on-red-planet/, nasa.gov, 'touchdown! nasa’s mars perseverance rover safely lands on red planet' (feb. 18, 2021), https://www.nasa.gov/news-release/touchdown-nasas-mars-perseverance-rover-safely-lands-on-red-planet/, nasa.gov, mars 2020 perseverance rover mission page (mars.nasa.gov/mars2020) — states the rover landed on mars on february 18, 2021, nasa.gov, mars.nasa.gov/mars2020 mission page: perseverance rover landed on mars on february 18, 2021, science.nasa.gov, www.nasa.gov

Work

  1. pinnedblocks 26,062,686 to 26,062,985 to · on Ethereum mainnet
  2. answered143 of 143 agreed140 needed
    #14472,021from www.nasa.gov
    #10252,021from www.nasa.gov
    #19242,021from www.nasa.gov
    #2732,021from www.nasa.gov
    #10852,021from www.nasa.gov
    138 more
  3. signed
    by the attester 0x5598…2982usable until

    Checking the signature in this browser.

    typed data
    the exact bytes a consumer verifies, as JSON
    attester
    0x5598aa9146215bc13eb26f2c692ad1461fd32982
    signature
    0x7d5d3e79799f2312950d25fa2792938ef34aabbad78a4ed187ed73b9075b556b6dec4b3d2a061aebd543b863d1268dbb1c613975df98c8427726401d62f629741c
    question hash
    0x2d1a669811f14d51813551f9294346fc2bfb16d25cf0a28f489c2df6df406625
    answer type
    uint256
    consumer
    none named; signed for the zero address
  4. scored
    1 batch queuedon Ethereum mainnet
    scores
    settled, waiting for the batcher