WebAndromeda is a spiral galaxy of similar size, so we can think of it as a second CD. Now hold these CDs about eight feet apart. The gap is closing such that, in about four billion years, the CDs will touch. In that far-off time, the Sun will still be shining and the Earth may still … NASA.gov brings you the latest images, videos and news from America's space … Different types of multimedia files are used to enrich your experience on the NASA … WebHá 21 horas · A series of stills showing the Milky Way-Andromeda merger, and how the sky will appear different from Earth as it happens. When these two galaxies merge, their supermassive black holes are fully ...
Our Milky Way Galaxy: How Big is Space? – Exoplanet …
Web6 de set. de 2024 · The Wikipedia article on the Milky Way states that it has an estimated 100 to 400 billion stars. The one on the Andromeda states that it has about a trillion … Web9 de nov. de 2024 · This chart compares the size of several large galaxies. The Milky Way is an averagely large galaxy with a diameter of 100 000 light years and about 200 billion to 400 billion stars; but compared to larger galaxies like M100, M 87, NGC 4921 or Hercules A, the Milky Way looks like a dwarf galaxy. Sun.org has another chart showing the … crystal mountain fire department
The Andromeda Galaxy Facts For Kids Location, Size and …
Web21 de fev. de 2006 · The research also settles an old debate among astronomers about which galaxy, our Milky Way or Andromeda, is more massive. The detailed study of the dwarf galaxies allowed the … Web20 de jan. de 2015 · 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 17 km in diameter. The thickness of the galaxy ranges depending on how close you are to the ... Web28 de set. de 2024 · By some estimates, the Andromeda Galaxy contains roughly one trillion stars. That’s significantly bigger than the Milky Way, which more recent estimates … dx code for inconclusive mammogram