Re: stellar orbits in galaxies


"Allan Adler" <ara@xxxxxxxxxxxxxxxxxxxx> wrote in message
news:y937imy586i.fsf@xxxxxxxxxxxxxxxxxxxxxxx
: pausch@xxxxxxx (Paul Schlyter) writes:
:
: > > and why?
: >
: > Gravity of course!! What did you think?
:
: I guess I didn't ask that very well. Of course it orbits the center of
: mass of the inner stars and does so because of gravity. The same could
: be said about the Earth with respect to everything closer to the Sun than
: the Earth. The most important such thing is the Sun itself and it stands
: out as more of a reason that the inner planets. Our Milky Way has at least
: one black hole at its galactic center, so its significance, e.g., might be
: compared with that of the other inner stars.
:
: I guess the Sun is on the outer part of the spiral, so most of the mass
: of the Milky Way is closer to the Sun.
:

You guess rather a lot, don't you?


.

Relevant Pages

  • Re: Gravity Question
    ... If the Sun vanished in an instant would all the orbiting objects instantly ... nearest one to the Sun. Newtonian gravity or special relativity? ... the Newtonian world view we would see the planets spiralling into the ... sun disappear totally you would violate so many other laws of physics ...
    (uk.sci.astronomy)
  • Re: Gravity Question
    ... nearest one to the Sun. Newtonian gravity or special relativity? ... the Newtonian world view we would see the planets spiralling into the ... mass of the pair. ...
    (uk.sci.astronomy)
  • Re: Nobel Prize for David Thomson?!
    ... >>Was it ever experimentally verified that a neutron consists ... Physical Review C and Nuclear Physics A and B, ... > Using gravity to explain the effects of the strong force is a strong force ... >>Then how is light bend at the sun, ...
    (sci.physics)
  • Re: Nobel Prize for David Thomson?!
    ... >>Was it ever experimentally verified that a neutron consists ... Physical Review C and Nuclear Physics A and B, ... > Using gravity to explain the effects of the strong force is a strong force ... >>Then how is light bend at the sun, ...
    (sci.physics.relativity)
  • Re: Nobel Prize for David Thomson?!
    ... >>Was it ever experimentally verified that a neutron consists ... Physical Review C and Nuclear Physics A and B, ... > Using gravity to explain the effects of the strong force is a strong force ... >>Then how is light bend at the sun, ...
    (sci.physics.particle)