IMD

Oracle

d629e87csigned

In what year did the Space Shuttle Challenger disaster occur?

Answer

1,986

1986 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, en.wikipedia.org, history.nasa.gov, nasa history office, history.nasa.gov/sts51l.html, nasa sts-51l mission page, https://www.nasa.gov/mission/sts-51l/ (launch: january 28, 1986), nasa, challenger sts-51l accident: https://www.nasa.gov/challenger-sts-51l-accident/, nasa, sts-51l mission page: https://www.nasa.gov/mission/sts-51l/, nasa, sts-51l — launch date january 28, 1986; challenger and crew were lost: https://www.nasa.gov/mission/sts-51l/, nasa, sts-51l, https://www.nasa.gov/mission/sts-51l/ (launch date: january 28, 1986), nasa, sts-51l: https://www.nasa.gov/mission/sts-51l/, nasa, sts-51l: https://www.nasa.gov/mission/sts-51l/ (launch date january 28, 1986; challenger and crew lost during flight), nasa, the challenger sts-51l accident (https://www.nasa.gov/challenger-sts-51l-accident/), nasa, the challenger sts-51l accident (https://www.nasa.gov/challenger-sts-51l-accident/), states the accident occurred on january 28, 1986., nasa, the challenger sts-51l accident: https://www.nasa.gov/challenger-sts-51l-accident/, nasa.gov, nasa.gov (history.nasa.gov / nasa.gov challenger sts-51-l retrospective) and britannica.com, both stating the space shuttle challenger disaster occurred on january 28, 1986, nasa.gov (history.nasa.gov / nasa.gov coverage of the challenger sts-51-l accident, january 28, 1986), nasa.gov (history.nasa.gov challenger sts-51l accident overview) and encyclopaedia britannica entry on the space shuttle challenger disaster, both stating the accident occurred on january 28, 1986., nasa.gov (history.nasa.gov) account of the space shuttle challenger disaster (sts-51-l), which occurred on january 28, 1986, nasa.gov (history.nasa.gov) and britannica entries on the space shuttle challenger disaster, nasa.gov (history.nasa.gov) challenger (sts-51l) accident record, nasa.gov (history.nasa.gov) space shuttle challenger disaster (sts-51-l, january 28, 1986); corroborated by encyclopaedia britannica's article on the challenger disaster., nasa.gov (history.nasa.gov) — space shuttle challenger (sts-51-l) disaster occurred on january 28, 1986, nasa.gov (history.nasa.gov) — space shuttle challenger (sts-51-l) disaster, january 28, 1986, nasa.gov (history.nasa.gov) — space shuttle challenger disaster, sts-51-l, january 28, 1986, nasa.gov (history.nasa.gov), 'the space shuttle challenger disaster' — confirms the challenger (mission sts-51-l) broke apart 73 seconds after launch on january 28, 1986., nasa.gov (history.nasa.gov/challenger); corroborated by encyclopaedia britannica entry on the challenger disaster, nasa.gov (https://www.nasa.gov/history) - space shuttle challenger (sts-51-l) disaster occurred on january 28, 1986, nasa.gov (nasa history office): space shuttle challenger disaster occurred january 28, 1986, nasa.gov (nasa.gov/history/challenger-sts-51l-accident) and britannica (britannica.com/event/challenger-disaster), both stating the space shuttle challenger broke apart on january 28, 1986., nasa.gov - "30 years ago: remembering challenger and her crew" / nasa history record of sts-51-l, stating the disaster occurred on january 28, 1986., nasa.gov - history of the space shuttle challenger (sts-51l) accident, january 28, 1986, nasa.gov - history.nasa.gov account of the sts-51l challenger accident, january 28, 1986, nasa.gov - nasa history office record of the space shuttle challenger (sts-51-l) accident, which occurred on january 28, 1986., nasa.gov - nasa history pages on the space shuttle challenger disaster, which occurred january 28, 1986, nasa.gov - space shuttle challenger disaster (sts-51-l, january 28, 1986), nasa.gov and britannica: space shuttle challenger disaster (sts-51l) occurred january 28, 1986, nasa.gov and britannica: space shuttle challenger disaster occurred on january 28, 1986, nasa.gov history archive (history.nasa.gov/challenger.html), documenting the sts-51-l challenger disaster on january 28, 1986, nasa.gov history pages on sts-51-l and the challenger accident; britannica entry on the space shuttle challenger disaster, nasa.gov history record for sts-51-l / space shuttle challenger disaster (history.nasa.gov), corroborated by britannica's entry on the challenger disaster, nasa.gov history record of the sts-51l challenger disaster (january 28, 1986), nasa.gov — "the space shuttle challenger disaster" (history.nasa.gov), which documents that space shuttle challenger (mission sts-51-l) broke apart 73 seconds after launch on january 28, 1986., nasa.gov — 'the space shuttle challenger disaster' (history.nasa.gov / nasa.gov), stating the challenger disaster occurred on january 28, 1986, nasa.gov — history of the space shuttle challenger disaster (sts-51-l, january 28, 1986), nasa.gov — nasa history record of the space shuttle challenger (sts-51-l) disaster on january 28, 1986, nasa.gov — space shuttle challenger disaster (sts-51-l), january 28, 1986, nasa.gov, "space shuttle challenger disaster" (history.nasa.gov / nasa.gov sts-51l overview) — states the challenger orbiter broke apart 73 seconds after liftoff on january 28, 1986; corroborated by britannica's entry "challenger disaster"., nasa.gov, "space shuttle challenger disaster" history page (history.nasa.gov) — the space shuttle challenger (mission sts-51-l) broke apart 73 seconds after launch on january 28, 1986, killing all seven crew members. corroborated by britannica's article on the challenger disaster, which likewise dates the event to january 28, 1986., nasa.gov, "space shuttle challenger disaster" history page (nasa.gov/history/35-years-ago-remembering-challenger), which states the space shuttle challenger (mission sts-51-l) disintegrated shortly after launch on january 28, 1986., nasa.gov, "space shuttle challenger disaster" history record — challenger (mission sts-51-l) broke apart 73 seconds after launch on january 28, 1986., nasa.gov, "the space shuttle challenger accident" (history.nasa.gov) - states the space shuttle challenger disaster occurred on january 28, 1986., nasa.gov, "the space shuttle challenger disaster" (history.nasa.gov) states the challenger accident occurred on january 28, 1986., nasa.gov, 'space shuttle challenger disaster' history page, https://www.nasa.gov/history/40-years-ago-remembering-challenger-and-her-crew/ — states the challenger accident occurred on january 28, 1986., nasa.gov, history: the challenger disaster (nasa.gov/history/challenger-disaster) — states the shuttle challenger broke apart 73 seconds after launch on january 28, 1986., nasa.gov, space shuttle challenger disaster history (https://www.nasa.gov/history/challenger-sts-51l-accident/) — challenger (mission sts-51-l) broke apart 73 seconds after launch on january 28, 1986., nasa.gov, sts-51-l mission page (launch date january 28, 1986): https://www.nasa.gov/mission/sts-51l/, nasa.gov, sts-51l: https://www.nasa.gov/mission/sts-51l/, nasa.gov, the challenger sts-51l accident (https://www.nasa.gov/challenger-sts-51l-accident/), states the accident occurred january 28, 1986., nasa.gov, the challenger sts-51l accident (nasa history): https://www.nasa.gov/challenger-sts-51l-accident/, nasa.gov, the challenger sts-51l accident (states the accident occurred january 28, 1986), nasa.gov, the challenger sts-51l accident (states the accident occurred on january 28, 1986): https://www.nasa.gov/challenger-sts-51l-accident/, the new york times archive, 'on this day: january 28' (archive.nytimes.com/www.nytimes.com/learning/general/onthisday/000128onthisday_big.html): the space shuttle challenger exploded shortly after launch on january 28, 1986, killing all seven astronauts aboard. corroborated by nasa material (nasa ntrs citation 19980017997 and nasa history office citations) giving the same date.

Work

  1. pinnedblocks 26,062,688 to 26,062,987 to · on Ethereum mainnet
  2. answered148 of 148 agreed140 needed
    #11101,986from www.nasa.gov
    #16731,986from www.nasa.gov
    #6381,986NASA.gov — NASA history record of the Space Shuttle Challenger (STS-51-L) disaster on January 28, 1986
    #14841,986from www.nasa.gov
    #15141,986from en.wikipedia.org
    143 more
  3. signed
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    typed data
    the exact bytes a consumer verifies, as JSON
    attester
    0x5598aa9146215bc13eb26f2c692ad1461fd32982
    signature
    0xa9807c5148133ae1dc5c2d7699cbf757b6465f2eb6b13ae3a09f3a897fa34cb72573b188fcb8133dc77d89f7d169c65046074cbb18e44b6bbadb8c56219e88171c
    question hash
    0xf40352336b5044dccf2ad7ac0571d925e61d0f347876a043d112e75bd5d5a51b
    answer type
    uint256
    consumer
    none named; signed for the zero address
  4. scored
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    scores
    settled, waiting for the batcher