Usuario:Alvaro qc/Sedna

90377 Sedna (pronúnciese sed'-nə) es un Sedna's precise orbital period is not yet known, but it is calculated at between 10.5 and 12.0 thousand years. It should reach perihelion in late 2075​ to mid 2076.​ Sedna will overtake Eris as the furthest known spheroid orbiting the Sun in 2114.​

• NASA's Sedna page (Discovery Photos)
• Mike Brown's Sedna page
• Official press release by NASA JPL/SCC
• Astronomy Picture of the Day 04 July 2004 – Artist's rendering of view from Sedna
• Scenarios for the Origin of the Orbits of the Trans-Neptunian Objects 2000 CR₁₀₅ and 2003 VB₁₂ (Sedna) by Alessandro Morbidelli and Harold F. Levison
• MPEC 2004-S73: Comment on the naming of Sedna
• Distant Object Could Hold Secrets to Earth's Past
• Sedna on The Nine Planets Solar System Tour
• Hubblesite image April 14, 2004
• Orbital simulation from JPL (Java) / Ephemeris

(90377) Sedna