Web6- The Milky Way disk is about 15 kpc in radius and 1 kpc thick. It can be approximated as a flat cylinder. The halo can be approximated as a sphere 100 kpc in radius. The total mass of stars in the halo is approximately 1/20 of the stellar mass of the disc. (a) compute the volume of the galactic disc and halo. What is the ratio of these two? WebJan 20, 2015 · The numbers are pretty astounding. NASA estimates the galaxy at 100,000 light-years across. Since one light year is about 9.5 x 10 12 km, so the diameter of the Milky Way galaxy is about 9.5 x 10 ...
how much does the milky way galaxy cost - vijayschawalla.co.uk
WebABSTRACT. We determine the Milky Way (MW) mass profile inferred from fitting physically motivated models to the Gaia DR2 Galactic rotation curve and other data. Using various … WebAug 18, 2024 · Notes [1] The mass of the Sun is equal to 1.989 × 10³⁰ kg.Therefore, the total mass of the Milky Way corresponds to 3.062 × 10⁴² kg.That’s a quantity corresponding to … aldi 8050
The Milky Way Galaxy NASA Solar System Exploration
WebThe Milky Way has around 150 known globular clusters; these objects are excellent tools for studying, for example, the history of the Universe, or the dark matter content of the galaxies they orbit. ... and it means that more than 20 percent of the total cluster mass is made up of black holes,” Gieles said. WebApr 12, 2024 · Thus far we’ve sighted just over 500 of these doomed stars in the Milky Way, ... R136a1 is estimated to have already lost as much as 15 percent of its total mass, or around 50 solar masses. WebJan 12, 2024 · Eadie estimates the mass of the Milky Way using the motions of globular clusters in our galaxy's stellar halo. ... These distant stars are essential to getting a good … aldi 817641