When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. Extinction (astronomy) - Wikipedia

    en.wikipedia.org/wiki/Extinction_(astronomy)

    An extreme example of visible light extinction, caused by a dark nebula. In astronomy, extinction is the absorption and scattering of electromagnetic radiation by dust and gas between an emitting astronomical object and the observer. Interstellar extinction was first documented as such in 1930 by Robert Julius Trumpler.

  3. Interstellar medium - Wikipedia

    en.wikipedia.org/wiki/Interstellar_medium

    The interstellar medium is composed of multiple phases distinguished by whether matter is ionic, atomic, or molecular, and the temperature and density of the matter. The interstellar medium is composed primarily of hydrogen, followed by helium with trace amounts of carbon, oxygen, and nitrogen. [1]

  4. Glossary of astronomy - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_astronomy

    interstellar reddening An effect produced by the incremental absorption and scattering of electromagnetic energy from interstellar matter, known as extinction. This effect causes more distant objects such as stars to appear redder and dimmer than expected. It is not to be confused with the separate phenomenon of redshift. invariable plane

  5. Dark nebula - Wikipedia

    en.wikipedia.org/wiki/Dark_nebula

    A dark nebula or absorption nebula is a type of interstellar cloud, particularly molecular clouds, that is so dense that it obscures the visible wavelengths of light from objects behind it, such as background stars and emission or reflection nebulae.

  6. Interstellar object - Wikipedia

    en.wikipedia.org/wiki/Interstellar_object

    2I/Borisov comet, the second confirmed interstellar object, photographed in late-2019 beside a distant galaxy. An interstellar object is an astronomical object (such as an asteroid, a comet, or a rogue planet, but not a star or stellar remnant) in interstellar space that is not gravitationally bound to a star.

  7. The “Interstellar” Ending Explained, 10 Years Later: What ...

    www.aol.com/interstellar-ending-explained-10...

    At the beginning of the film, Murph believes she has a ghost who visits her bedroom, rattling the bookshelves that line her wall. In fact, Murph is the character who — throughout the entire film ...

  8. What is a mass extinction, and why do scientists think we’re ...

    www.aol.com/brief-history-end-world-every...

    Ceballos pointed to the extinction of the passenger pigeon, which was the only species in its genus, as an example of how losing a genus can have a cascading effect on a wider ecosystem.

  9. Interstellar fans highlight disturbing detail about ... - AOL

    www.aol.com/disturbing-interstellar-detail-comes...

    A disturbing detail about Interstellar has been uncovered in celebration of the film’s record-breaking re-release.. The Christopher Nolan film, which is still generating theories to this day ...