Recent content by test4

Chronos, Given the statement: " For a 'small' - say 10 solar mass - black hole you would be torn apart long before you reached the event horizon." What size would a Black Hole have to be, to cause an object falling into it to appear stationary forever at the horizon? If one is torn...

Exactly. Test

FWIW, To have a focus on the sciences as you suggest would require the "ignorance" of 80% of the worlds "well offs", meaning anyone who can feed themselves to stop searching for trivial entertainment, immediate gratification, and get off drugs. The amount of brain power wasted in our...

In terms of your OP the observer is not using a "Hubble Like" scope. Hubble uses photography for all observations. In many wavelengths and varying times. You don't view in "real time" objects through Hubble. Unless the object is close (such as the Jupiter comet collision)... You take pictures...

That is assuming that astrophotography is your choice of observing. If visual observing is your flavor, then apparent brightness is critical. Test,