SSC2004-05a: Discovery Sedna image from Palomar Observatory.

These three panels show the first detection of the faint distant object dubbed "Sedna." Imaged on November 14th from 6:32 to 9:38 Universal Time, Sedna was identified by the slight shift in position noted in these three pictures taken at different times.
Credit: NASA/Caltech/M. Brown

SSC2004-05d: The location and orbit of the new object is shown in context with the orbits of the Solar System, known asteroids and Kuiper belt objects, and the hypothesized Oort cloud of distant objects orbiting the Sun.
Credit: NASA/JPL-Caltech/R. Hurt (SSC-Caltech)




SSC2004-05b: Artist's conception of Sedna.
Credit: NASA/JPL-Caltech/R. Hurt (SSC-Caltech)

SSC2004-05c: Size comparison between Sedna and other bodies in the Solar System.
Credit: NASA/JPL-Caltech/R. Hurt (SSC-Caltech)

SSC2004-05e: A diagram showing the current (15 March 2004) location of Sedna in the night sky.
Credit: NASA/JPL-Caltech/H. Kline (JPL)