[minnesota_bound]

I clicked on the link at the article “Finding progenitor remnants of Tycho’s supernova”
“Tycho’s star” was a supernova that appeared in 1752 CE

What is CE stand for. It should be BC or AD

[moose07]

AD
More PC Horse o/p.

[Red Badger]

CE = Common Era........................PC Crap....Can’t offend the muzzies................

[Verginius Rufus]

That should be A.D. 1572. Tycho Brahe died in 1601. If he had lived a few years longer he could have used a telescope for his observations.