Lunar cratering rates and the "recent" 400 Myr increase

Cratering rates from lunar spherules, R. A. Muller, , Lawrence Berkeley Laboratory Report LBL-34168 (1993).

Lunar impact history from 40Ar-39Ar dating of glass spherules, T. S. Culler, T. A. Becker, R. A. Muller, and P. R. Renne, Science, issue of March 10. (2000)

  • Use of surface features and chemistry to determine the origin of fourteen Apollo 11 glass spherules, T. S. Culler and R. A. Muller, Lawrence Berkeley Laboratory Report LBNL-45703, 1999.
  • Time-Variable Cratering Rates? Richard A. Muller, Timothy A. Becker, Timothy S. Culler, Daniel B. Karner, and Paul R. Renne, Science vol 288, 2095a (23 June 2000)

Laser-heating 40Ar/39Ar Dating of Lunar Impact Melt Spherules From Apollo 14: New Constraints for the Cratering History of the Moon, T. S. Culler, , R.A. Muller, P.R. Renne, T. Becker, A. Deino, , EOS Proceedings of the 1998 Spring Meeting of the AGU page DE 5420 (1998)

Solar System impact rates measured from lunar spherule ages, R. A. Muller, T. A. Becker., T. S. Culler, P. R. Renne, in Accretion of Extraterrestrial Matter Throughout Earth's History, edited by B. Peucker-Ehrenbrink and B. Schmitz, Kluwer Publishers, in press (2000)