[mnehring]

So, is it going to blow in weeks, thus us not notice it for 510 years or did she blow 510 years ago, less a couple of weeks?

[pnh102]

So, is it going to blow in weeks, thus us not notice it for 510 years or did she blow 510 years ago, less a couple of weeks?

I was wondering that too... If we see the star blow at this very moment it means the event occurred long ago and the light from it is just reaching our viewing limit now.

[American Constitutionalist]

What ever observations are being taken now, any light that is seen now from it took 500 years to get here.