Re:Hubble takes gigantic image of the Triangulum Galaxy
by mrischard on Thursday January 10, 2019 @07:14AM
(#18873299)
2 billion km = 2e12m, not 2e9
The fact that individual stars can be seen doesn't necessarily mean the telescope has a resolution equal to the angular size of this star. A point source will be apparent even if it isn't resolved. Otherwise we could never see stars with our naked eye.
The fact that individual stars can be seen doesn't necessarily mean the telescope has a resolution equal to the angular size of this star. A point source will be apparent even if it isn't resolved. Otherwise we could never see stars with our naked eye.