Artist’s concept of Centaur 29P/Schwassmann-Wachmann 1 as viewed from the side against a dark, swath of space. The rocky, bilobed nucleus resembles the shape of a peanut. The left side of the centaur is partially illuminated by the sun, revealing the nucleus’ light brown surface. The 4 jets of gas, shown as translucent cones of white, emanate from various points on the centaur’s surface. Image via NASA/ ESA/ CSA/ Leah Hustak/ STScI.
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