- A
galaxy is a
system of stars,
stellar remnants,
interstellar gas, dust, and dark
matter bound together by gravity. The word is
derived from the Gr****...
- and are
sometimes used to
specify the
position of
stars in a
galaxy ("
galactocentric cylindrical polar coordinates"). The
three coordinates (ρ, φ, z) of...
- that
spirals are
themselves far-flung
galactic systems. By 1925, the
galactocentric model was established. The
theory of
galactocentrism was an important...
-
subject to the
gravitational field of a
galaxy such as the
Milky Way.
galactocentric distance A star or cluster's
distance from the
gravitational center...
- S2CID 186213203. Berendzen,
Richard (1975). "Geocentric to
heliocentric to
galactocentric to acentric: the
continuing ****ault to the egocentric".
Vistas in Astronomy...
- has
decreased by a
factor of two or three. Its
orbit is
found to have
galactocentric distances that
oscillate between ≈13 and ≈41 kpc with a
period of 550...
-
various characteristics. The
following is a list of
types of orbits:
Galactocentric orbit: An
orbit about the
center of a galaxy. The Sun
follows this type...
-
Redshift 0.03858±0.00003
Heliocentric radial velocity 11,567±9.3 km/s
Galactocentric velocity 11435±11 km/s
Distance 200.59 ± 14.12 megap****cs (654.2 ± 46...
-
Redshift 2.540
Heliocentric radial velocity 761,473 km/s (473,157 mi/s)
Galactocentric velocity 761,400 km/s (473,100 mi/s)
Distance 11 billion ly (3.4 billion pc)...
-
Redshift 0.003416±0.000017
Heliocentric radial velocity 1,024±5 km/s
Galactocentric velocity 904±7 km/s
Distance 9.55 ± 0.31 Mpc (31.1 ± 1.0 Mly) Apparent...