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  1. What Is a Nebula? | Facts, Definition, What Are They?, Types

    Nov 5, 2019 · A nebula is a huge cloud of combined gas and dust in space. It can contain hydrogen, helium, and/or plasma. Click for even more facts or information.

  2. Nebulae Facts For Kids | What?, Formation, Importance, Size, …

    Nebulas' size ranges from millions of miles to hundreds of light-years in diameter. Keep reading for more interesting facts perfect for kids.

  3. Types of Nebulae | Galaxies, Globular & Open Clusters

    Oct 3, 2019 · A typical diffuse nebula is a few hundred light-years across. (NGC 2264 shown; see also the Horsehead Nebula) Planetary Nebulae Planetary nebulae are shells of gas thrown out …

  4. Orion Constellation | Facts, Information, History & Definition

    Jul 14, 2020 · This nebula can be found a third of a degree from the Horsehead Nebula. NGC 2023 is around 1,467 light-years away from Earth. Monkey Head Nebula The Monkey Head …

  5. The Origin of the Solar System l The Big Bang - The Nine Planets

    Sep 25, 2019 · Here is a brief outline of the current theory of the events in the early history of the solar system: A cloud of interstellar gas and/or dust (the “solar nebula”) is disturbed and …

  6. Merope Star | Facts, Information, History & Definition

    Jun 12, 2020 · The nebula is also named after Merope and sometimes it is referred to as Tempel’s Nebula – in honor of the German astronomer, Wilhelm Tempel, who discovered it in …

  7. Monoceros Constellation | Facts, Information, Mythology, History ...

    Aug 17, 2020 · Monoceros is a faint constellation located on the celestial equator. Its name translates to unicorn from Greek. Click for more information.

  8. Eta Carinae (η Carinae) | Facts, Information, History & Definition

    Feb 4, 2020 · Eta Carinae is engulfed by the Homunculus Nebula. This nebula is embedded within the much larger Carina Nebula, a large star-forming H II region. Carina was part of a …

  9. Perseus Constellation | Facts, Information, History, Location & Stars

    Sep 10, 2020 · The nebula is located in the western part of the Perseus molecular cloud, and it is a young region of very active star formation. The Perseus Molecular Cloud The Perseus …

  10. Andromeda Galaxy Facts - The Nine Planets

    Nov 14, 2019 · The Andromeda galaxy is the largest galaxy in the Local Group, more than twice the size of the Milky Way. Click for even more amazing facts and information.