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The original was posted on /r/todayilearned by /u/NateNate60 on 2025-06-23 23:13:48+00:00.

Original Title: TIL Comet Hale-Bopp was independently discovered in 1995 by two people: astronomer Alan Hale and amateur stargazer Thomas Bopp. Both immediately alerted the Central Bureau for Astronomical Telegrams to report their discovery. Hale sent an e-mail, while Bopp sent a Western Union telegram.