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Sedna
ORBITS:
Sun
TRANS-NEPTUNIAN OBJECT
Sedna. A journey of about 1.27e+04 years around the Sun.
Discover Sedna in the small-body catalogue, with an orbital semi-major axis of about 544 astronomical units, then explore its place in the Solar System on the SPACE-di interactive map.
naif:
20090377
Reference material: NASA / Jet Propulsion Laboratory · 3D render credits
Make Sedna part of your exploration…
Sedna: exploring our Solar System’s small worlds…
Sedna is a trans-Neptunian object in the Solar System, our region of space within the universe. The Sun is the star at the centre of this system. Explore its story and place in our planetary neighbourhood, then find it on the interactive 3D space map.
Sedna — A catalogued small Solar System body. Its inclusion here reflects scientific, historical or mission relevance rather than completeness of the known population.