Sources
Where every fact on galaxies.im comes from.
- Encyclopaedia Britannica: Andromeda Galaxy, checked 31 Oct 2026. Used for 1 fact.
- Encyclopaedia Britannica: Magellanic Cloud, checked 31 Oct 2026. Used for 3 facts.
- Encyclopaedia Britannica: Milky Way Galaxy, checked 31 Oct 2026. Used for 1 fact.
- Encyclopaedia Britannica: galaxy, checked 31 Oct 2026. Used for 1 fact.
- Encyclopaedia Britannica: nebula, checked 31 Oct 2026. Used for 2 facts.
- Encyclopaedia Britannica: quasar, checked 31 Oct 2026. Used for 3 facts.
- NASA Science: Black Holes, checked 31 Oct 2026. Used for 3 facts.
- NASA Science: Dark Matter, checked 31 Oct 2026. Used for 3 facts.
- NASA Science: Galaxies, checked 31 Oct 2026. Used for 10 facts.
- NASA Science: Hubble Space Telescope, checked 31 Oct 2026. Used for 1 fact.
- NASA Science: James Webb Space Telescope, checked 31 Oct 2026. Used for 3 facts.
- NASA Science: Messier 31 (Andromeda), checked 31 Oct 2026. Used for 3 facts.
- NASA Science: Overview of the universe, checked 31 Oct 2026. Used for 3 facts.
- NASA Science: Star Basics, checked 31 Oct 2026. Used for 2 facts.
- NASA Science: The Milky Way, checked 31 Oct 2026. Used for 1 fact.
- NASA Space Place: What is a supernova?, checked 31 Oct 2026. Used for 3 facts.
Each source was checked on the date shown. We write facts in our own words and link to the page each one comes from.