WebThere are about 100 to 400 billion stars in this galaxy. More than half of them are older than our Sun which is 4.5 billion years old. The Milky Way might seem very large, but in galactic terms, it is only a medium-sized galaxy. Its largest neighbor, the Andromeda galaxy, is more than 220,000 light-years across. Web1. If one light year is about 9.5 x 10 15 meters, what is the approximate diameter of the Milky Way galaxy? a) 950,000,000,000,000,000,000 meters b) 950,000,000,000,000 meters c) 9.5 x 10 20 meters d) both a and c are correct. 2. The Milky Way galaxy is: a) considered a small cluster of stars b) a spiral galaxy similar to the Andromeda galaxy
Planetary Size and Distance Comparison - National Geographic …
WebThese two galaxies have been pulling on the matter in our galaxy like. About 10-15 of the Milky Ways visible matter is made of dust and. 원자력 기사 Its estimated to have a visible diameter of 100, 000-200, 000 light-years, Milky Way allows our gaming community to play sweepstakes slots fish games. Nigel Henbest on the celestial mystery at the centre … Web29 dec. 2024 · 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 12km, so the diameter of the … how do i raise the kh in my aquarium
Milky Way Facts: Facts about the Milky Way Galaxy - The Planets
Web14 okt. 2024 · The Milky Way is approximately 100,000 light-years in diameter. Our solar system is 26,000 light-years from the center of the Galaxy. All objects in the Galaxy … The Milky Way is about 1,000,000,000,000,000,000 km (about 100,000 light years or about 30 kpc) across. The Sun does not lie near the center of our Galaxy. It lies about 8 kpc from the center on what is known as the Orion Arm of the Milky Way. How Do We Calculate Distances of This Magnitude Meer weergeven Because we dwell within the Milky Way Galaxy, it is impossible for us to take a picture of its spiral structure from the outside. But … Meer weergeven Although the light year is a commonly used unit, astronomers prefer a different unit called the parsec (pc). A parsec, equal to 3.26 light … Meer weergeven Distance is a useful tool on the galactic scale. If you can measure the average speed of stars as they move around the Galactic … Meer weergeven Parallaxes give us distances to stars up to perhaps a few thousand light years. Beyond that distance, parallaxes are so small than they cannot be measured with contemporary … Meer weergeven Web19 mei 2024 · And it stretches more than 200,000 light-years in diameter. That’s significantly bigger than the Milky Way, which more recent estimates suggest is 150,000 light-years across (though the exact boundary of where either of … how much money does denisdaily have