myLot Discussions
| who has seen the UFO??? | | is there another earth? do we have brothers in the universe?have you seen the UFO,or even the alians,tell me some about it~~i am really curious about it | |
| | Velocity Milky Way | | In the general sense, the absolute velocity of any object through space is not a meaningful question according to Einstein's Special Theory of Relativity, which declares that there is no "preferred" inertial frame of reference in space with which to... | |
| | Sun Location in Milky way | | The Sun (and therefore the Earth and Solar System) may be found close to the inner rim of the Orion Arm, in the Local Fluff, at a hypothesized distance of 7.94±0.42 kpc from the Galactic Center.[24][25][26] The distance between the local arm and the... | |
| | Halo Milky Way | | The galactic disk is surrounded by a spheroid halo of old stars and globular clusters, whose 90% lie within 100,000 light-years,[21] suggesting a stellar halo diameter of 200,000 light-years. However, a few globular clusters have been found farther,... | |
| | Galactic center of Milky Way | | The galactic disk, which bulges outward at the galactic center, has a diameter of between 70,000 and 100,000 light-years.[17] The distance from the Sun to the galactic center is now estimated at 26,000 ± 1400 light-years while older estimates could... | |
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