1. Stability of the solar system

   • Zdeněk Kopal

   OriginalPaper Pages: 5 - 11

2. Tidal-friction theory of the Earth-Moon system

   • R. A. Lyttleton

   OriginalPaper Pages: 13 - 23

3. Irregular extrasolar systems and dynamical instability

   • Paolo Farinella

   OriginalPaper Pages: 25 - 29

4. The angular momentum problem and magnetic braking during star formation: Exact solutions for an aligned and a perpendicular rotator

   • Telemachos Ch. Mouschovias
   • Efthimios V. Paleologou

   OriginalPaper Pages: 31 - 45

5. Time evolution of grains in the protosolar nebula

   • A. Coradini
   • G. Magni
   • C. Federico

   OriginalPaper Pages: 47 - 61

6. Collisional growth of planetesimals

   • Richard Greenberg

   OriginalPaper Pages: 63 - 66

7. The stability and evolution of the solar system

   • A. E. Roy

   OriginalPaper Pages: 67 - 81

8. Dynamics, interrelations and evolution of the systems of asteroids and comets

   • Ľubor Kresák

   OriginalPaper Pages: 83 - 98

9. On the apparent secular accelerations of the Moon and the Sun

   • R. A. Lyttleton
   • J. P. Fitch

   OriginalPaper Pages: 99 - 102

10. On the formation and stability of Uranus' rings

    • Paolo Farinella
    • Paolo Paolicchi
    • Anna M. Nobili

    OriginalPaper Pages: 103 - 111

11. Planetary close encounters: Importance of nearly tangent orbits

    • Andrea Carusi
    • Giovanni B. Valsecchi

    OriginalPaper Pages: 113 - 124

12. A Monte Carlo estimate of the fraction of comets developing into sizeable asteroidal bodies

    • H. Rickman
    • C. Froeschlé

    OriginalPaper Pages: 125 - 128

13. Note on tidal evolution of the Earth-Moon system

    • Zdeněk Kopal

    Letter to the Editor Pages: 129 - 130