EnglishEdit

 
Orbit of Sedna (red) compared to those of outer Solar System objects (Pluto's in purple)
 
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EtymologyEdit

Borrowed from Inuktitut Sitna
The minor planet is named after the goddess.

Proper nounEdit

Sedna

  1. (mythology, Inuit mythology) The Inuit goddess of the sea and marine animals.
  2. (astronomy) 90377 Sedna, a trans-Neptunian dwarf planet whose eccentric detached orbit is wholly beyond the Kuiper belt.
    • 2007, C. Murray, David Brodie, Ice, Rock, and Beauty: A Visual Tour of the New Solar System, page 32,
      Scattered beyond the Kuiper Belt is a disk of objects such as Eris and Sedna.
    • 2009, Alan Boyle, The Case for Pluto: How a Little Planet Made a Big Difference[1], page 106:
      Brown clicked on a button to have the computer calculate just how far away the object was, and came up with a distance farther than Pluto, even farther than Sedna: about 97 AU. Then he ran some quick calculations to estimate how big the object was, assuming that it was as reflective as Sedna.
    • 2010, Rodney S. Gomes, Jean S. Soares, Sedna, 2004 VN112 and 2000 CR105: the tip of an iceberg, Julio A. Fernández, Daniela Lazzaro, Dina Prialnik, Rita Schulz (editors), Icy Bodies of the Solar System: Proceedings of the 263rd Symposium of the International Astronomical Union (IAU S263), page 67,
      We review two main scenarios that may have implanted Sedna, 2004 VN112 and 2000 CR105 on their current peculiar orbits.

SynonymsEdit

  • (astronomy, astrology):

Derived termsEdit

TranslationsEdit

See alsoEdit

AnagramsEdit


PortugueseEdit

Proper nounEdit

Sedna f

  1. Sedna (Inuit sea goddess)

Proper nounEdit

Sedna m

  1. Sedna (trans-Neptunian object)

TatarEdit

Proper nounEdit

Sedna

  1. Sedna, a large trans-Neptunian object.

ReferencesEdit