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    Hangin' out near a black hole.

    Thanks Pervect!! -Hedons
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    Hangin' out near a black hole.

    What would happen if you could travel at such a speed (faster than the escape velocity) as to have a stable orbit of a black hole just beyond the event horizon and you were to stick your hand inside the boundary? Would you be sucked in? Would your hand be taken but your velocity keeps you...
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    Question regarding accellerating expansion of the universe.

    How do scientists compensate for relativistic effects when measuring the expansion of the universe using type 1a supernove? Thanks Glenn
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    Hubble Ultra Deep Field

    Supposedly the now famous original Hubble Deep Field covered an area of sky equivalent to the size of a grain of sand held at arms distance. How small an area does this new Ultra Deep Field photo cover? Thanks!