Ip, W.-H.; Williams, D. J.; McEntire, R. W.; Mauk, B. H.: Ion sputtering and surface erosion at Europa. Geophysical Research Letters 25, pp. 829 - 832 (1998)
Ip, W.-H.; Fernández, J. A.: On dynamical scattering of Kuiper belt objects in 2:3 resonance with Neptune into short-period comets. Astronomy and Astrophysics 324, pp. 778 - 784 (1997)
Ip, W.-H.; Williams, D. J.; McEntire, R. W.; Mauk, B.: Energetic ion sputtering effects at Ganymede. Geophysical Research Letters 24, pp. 2631 - 2634 (1997)
Ksanfomality, L. V.; Breus, T. K.; Oraevsky, V. N.; Kuznetsov, V. D.; Axford, W. I.; Ip, W.-H.; Thomas, N.; Kogan, A. Y.: Investigations of Mercury using the 'Solar-Mercury Observer' (InterHelios). Advances in Space Research 19, pp. 1625 - 1628 (1997)
Marsch, E.; Axford, W. I.; Ip, W.-H.; Thomas, N.; Schwenn, R.; Oraevsky, V. N.; Kuznetsov, V. D.; Breus, T.; Ksanfomality, L. V.; Kogan, A. Y.: InterHelios-Sun and Mercury Observer. Physics and Chemistry of the Earth 22, pp. 469 - 479 (1997)
Russell, C. T.; Bagenal, F.; Cheng, A. F.; Ip, W.-H.; Roux, A.; Smyth, W. H.; Bolton, J. S.; Polansky, C. A.: Io's interaction with the Jovian magnetosphere. EOS, Trans. AGU. 78, pp. 93 - 100 (1997)
Belton, M. J. S.; Head III, J. W.; Ingersoll, A. P.; Greeley, R.; McEwen, A. S.; Klaasen, K. P.; Senske, D.; Pappalardo, R.; Collins, G.; Vasavada, A. R.et al.; Sullivan, R.; Simonelli, D.; Geissler, P.; Carr, M. H.; Davies, M. E.; Veverka, J.; Gierasch, P. J.; Neukum, G.; Pilcher, C. B.; Beebe, R. F.; Burns, J. A.; Fanale, F.; Ip, W.-H.; Johnson, T. V.; Morrison, D.; Moore, J.; Orton, G. S.; Thomas, P.; West, R. A.: Galileo's First Images of Jupiter and the Galilean Satellites. Science 274, pp. 377 - 385 (1996)
Fernandez, J. A.; Ip, W.-H.: Orbital expansion and resonant trapping during the late accretion stages of the outer planets. Planetary and Space Science 44, pp. 431 - 439 (1996)
Dr. Theodosios Chatzistergos receives award by the European Space Weather and Space Climate Association for his research findings on the historical activity of the Sun.
The Zdenĕk Švetska Senior Prize of the Solar Physics Division of the European Physical Society (EPS) recognizes Solanki’s pioneering contributions to solar research.