In July 1054, court astronomers in China recorded a new "guest star" near Tianguan, the star we now call Zeta Tauri.
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| Hubble Space Telescope mosaic image of the Crab Nebula. Credit: NASA, ESA, J. Hester and A. Loll (Arizona State University). |
Born, like other comic book characters, out of an otherwise trivial but life-changing animal bite, the Rabid Librarian seeks out strange, useless facts, raves about real and perceived injustices, and seeks to meet her greatest challenge of all--her own life.
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Saturday, July 11, 2026
Wonderful
Nearly a millennium ago sky-watchers recorded a new star so bright it was visible in daylight for weeks, and Hubble has now traced how far its remnant, the Crab Nebula, has expanded since — a thousand-year-old explosion still visibly unfolding
Labels:
Astronomy,
China,
Crab Nebula,
Hubble Telescope,
Space,
Zeta Tauri
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