Web15 nov. 2024 · Besides them, the Andromeda galaxy is the brightest external galaxy you can see. At 2.5 million light-years, it’s also the most distant thing visible to your unaided eye. Astronomers sometimes call this galaxy Messier 31, or M31. It was the 31st on a famous list of fuzzy objects compiled by the French astronomer Charles Messier (1730 … Web28 jan. 2024 · The Pinwheel Galaxy, NGC 5457. A classic spiral galaxy. Image credits: Hubble. Galaxies can also vary greatly in size, which means that some are more easily visible than others.
Ask Ethan: How Many Galaxies Have Already Disappeared From …
WebThe diameter of most galaxies is between 3,000 and 300,000 light-years. The number of stars varies from 10 8 in dwarf galaxies to 10 14 in giant galaxies. In every galaxy there … Web12 apr. 2024 · What is it? Dark matter is a hypothetical invisible mass thought to be responsible for adding gravity to galaxies and other bodies. How much is dark matter? According to NASA, Dark matter seems to outweigh visible matter roughly six to one, making up about 27% of the universe. Roughly 68% of the universe is dark energy. Dark … csi ny penthouse
How Many Stars are There in the Universe? - Sky
Web15 jul. 2014 · And to answer “how many stars are there,” we must limit the discussion to what we can observe. Astronomers had estimated that the observable universe has more than 100 billion galaxies. Our own Milky … Web14 apr. 2024 · review 561 views, 40 likes, 0 loves, 17 comments, 6 shares, Facebook Watch Videos from 3FM 92.7: The news review is live with Johnnie Hughes, Helen Appiah-Ampofo and William … eagle f1 asymmetric 2 suv-4x4