Earlier pictures, page 439

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  5 January 1998

  Earth’s Richat Structure

• 

  4 January 1998

  Fractal Interstellar Dust Up Close

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  3 January 1998

  The Barren Moon

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  2 January 1998

  Europa’s Disconnected Surface

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  1 January 1998

  The Largest Rock Known

• 

  31 December 1997

  NGC 5307: A Symmetric Planetary Nebula

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  30 December 1997

  NGC 7009: The Saturn Nebula

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  29 December 1997

  The Milky Way in Infrared

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  28 December 1997

  Pluto: The Frozen Planet

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  27 December 1997

  Keck: The Largest Optical Telescopes

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  26 December 1997

  West Of The Great Red Spot

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  25 December 1997

  A Hale Bopp Holiday

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  24 December 1997

  30 Doradus Across the Spectrum

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  23 December 1997

  M2-9: Wings of a Planetary Nebula

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  22 December 1997

  David N. Schramm, 1945 – 1997

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  21 December 1997

  A Winter Solstice

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  20 December 1997

  Apollo 16: Exploring Plum Crater

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  19 December 1997

  NGC 6826: The Blinking Eye

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  18 December 1997

  Gamma-ray Burster

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  17 December 1997

  Stonehenge: Ancient Monument to the Sun

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  16 December 1997

  Night Lightning on Jupiter

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  15 December 1997

  A Farewell to Tails

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  14 December 1997

  The Radio Sky: Tuned to 408MHz

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  13 December 1997

  The Coma Cluster of Galaxies