On what specific date did the tragic loss of the Space Shuttle Challenger occur?
Answer
January 28, 1986
The text explicitly states that the tragic loss of the Challenger took place on January 28, 1986.

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What unique status did Christa McAuliffe hold regarding the Challenger flight?What was the name of the program that brought Christa McAuliffe into space?On what specific date did the tragic loss of the Space Shuttle Challenger occur?In which state was Christa McAuliffe ultimately interred?Which city in New Hampshire is confirmed as Christa McAuliffe's final resting place?Approximately when did archival records confirm McAuliffe’s burial took place?Why did the decision for McAuliffe's interment differ from that of many national figures often buried at Arlington?Where is a significant, planned memorial intended to honor Christa McAuliffe’s legacy within New Hampshire state government recognition?In addition to local remembrance, where is the entire Challenger crew commemorated nationally?What key identifier, confirmed by map services and visitor accounts, helps locate McAuliffe's gravesite?