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If every star visible to the naked eye were to suddenly go
What's a safe distance from a supernova for Earth?
Hubble spots surviving companion to a supernova – Astronomy Now
Supernova 1987a hi-res stock photography and images - Alamy
New Clues to Remains of Star That Exploded Just Outside Our Galaxy
Supernova remnant 1987A continues to reveal its secrets
PBS Space Time What Supernova Distance Would Trigger Mass
A Tour of Supernova 1987A
X-RAY UNIVERSE :: The Tale of Supernova 1987A