Web1 dec. 1999 · Galaxies, which consist of stars, gas, and dust, rotate very slowly. Our Sun, one of many stars in our Milky Way galaxy, completes a circuit around the Milky Way every 250 million years. NGC 4622 lies 111 million light-years away in the direction of the constellation Centaurus. Web7 jan. 2024 · It is a spiral type galaxy. The mass of this galaxy is equal to 400 to 700 billion suns. Is the Andromeda Galaxy faster than the speed of light? Fortunately, a galaxy is much heftier than a photon, and it is not flying toward us at the speed of light, so we have a little more than 2.5 million years to prepare.
Overview Our Solar System – NASA Solar System Exploration
Web2 mei 2024 · Galaxies. A galaxy is an astronomical structure containing millions to billions of stars, gas, and dust bound together by gravity. Interestingly, there is no agreed-upon definition of what a galaxy is. Even with the definition provided above, there is no distinction between a galaxy and a large star cluster. For the purpose of this discussion ... Web1 dec. 2024 · Both the Milky Way and the Andromeda galaxies lay claim to about a dozen satellite galaxies. Both are some 100,000 light-years across, containing enough mass to … fix mouse gta vice city
The Milky Way Galaxy - NASA
WebThe external galaxies show an extremely large range in their total luminosities. The intrinsically faintest are the extreme dwarf elliptical galaxies, such as the Ursa Minor dwarf, which has a luminosity of approximately 100,000 Suns. The most luminous galaxies are those that contain quasars at their centres. These remarkably bright superactive nuclei … WebIs there life in other galaxies? Generally, they conclude, life is possible only in the outer regions of large galaxies. (Our own solar system is about 27,000 light-years from the center.) Things are even bleaker in other galaxies, the researchers report. Compared with the Milky Way, most galaxies are small and low in metallicity. Web28 sep. 2024 · There are an estimated 100 billion suns in the Milky Way galaxy. What are some Universe names? There are many universe names, but some popular ones are the Milky Way, Andromeda, and the Universe of God. What is the nearest black hole to Earth? The black hole at the center of the Milky Way galaxy is about 100,000 times the Earth’s … fix mouse on multiple screens