Chapter 8 - Lessons from Shoemaker-Levy 9 about Jupiter and Planetary Impacts

Joseph Harrington, Imke de Pater, Stephen H. Brecht, Drake Deming, Victoria Meadows, Kevin Zahnle, Philip D. Nicholson

The following color figures appear as B/W in the book - see below for remaining figures and tables.

  • Figure 1 .jpg
  • Figure 2 .jpg
  • Figure 3 .jpg
  • Figure 11 .jpg
  • Figure 14 .jpg

    Supplementary Materials
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    MacLowEntry.mpg Bolide Entering Jupiter's Atmosphere
    This animation represents Mac Low's simulation of a comet fragment one
    kilometer in diameter plunging into Jupiter's atmosphere at 60 km/sec.
    Color indicates density, with initial density of the comet core (red)
    corresponding to solid ice. Pressure rapidly builds in front of the
    comet from the aerodynamic force of impact with the atmosphere,
    flattening the sphere and ripping it apart. The animation shows a
    five-second time period, one frame every 0.025 seconds. This is a 2D,
    axisymmetric model, with the symmetry axis horizontal and pressure
    decreasing to the right.
    Courtesy Mordecai-Mark Mac Low (American Museum of Natural History)
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    MacLowPlume.mpg Fireball on Jupiter
    As the comet fragment enters Jupiter's atmosphere, the tremendous heat
    generated incinerates it, and the resulting explosion releases energy
    comparable to thousands of hydrogen bombs, with a fireball hundreds of
    kilometers across. This animation shows initial stages of the
    fireball, almost two minutes, with a frame every half-second. Image
    height corresponds to 1,000 kilometers. Color represents temperature,
    ranging from tens of thousands of degrees Kelvin (red), several times
    the temperature of the sun, to hundreds of degrees Kelvin (blue).
    This is a 2D, axisymmetric model, with the symmetry axis horizontal
    and pressure decreasing to the right.

    Courtesy Mordecai-Mark Mac Low (American Museum of Natural History)
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    DemingSplash.mpg Plume Splashing Back Onto Atmosphere
    The ejected plume material re-enters the atmosphere at speeds up to 12
    km/sec, sending shocks through the atmosphere. In this 2D model color
    is temperature (Tmax = 3500 K) and anchored streamers show flow.
    McGregor's ring shock is leaving the right edge of the grid, while the
    vanguard makes its final re-entry near the origin in the 1000 sec
    panel. The impact location is on the left edge and the right edge is
    12,000 km away. The bottom is 1 bar pressure and the top is 400 km
    up, but the scale is non-linear (see Plate 6 for scale).
    Courtesy Drake Deming (NASA's Goddard Space Flight Center)
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    Original art for the book.

    Book art converted to JPEG format.

    Book art converted to JPEG at standard (reduced) resolution.

    LaTeX source code for the tables in the chapter.