Physics, 25.11.2021 08:40 braydentillery1221
Measurements of the orbital speeds of stars in the Milky Way and other galaxies have revealed that there must be a great deal of nonluminous mass in their outer reaches to make the rotational speeds remain high far away from the galactic centers. At distances of 15000 pc from the center of the Milky Way, the rotational speeds of stars is still 250 km/sec. What is the distance to the center
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Measurements of the orbital speeds of stars in the Milky Way and other galaxies have revealed that t...
Computers and Technology, 14.12.2019 06:31
Computers and Technology, 14.12.2019 06:31