S. T. Evans

The dust distribution within the inner coma of comet P/Halley 1982i: encounter by Giotto’s impact detectors

J. A. M. McDonnell, W. M. Alexander, W. M. Burton et al. · 1988 · 139 citations

Natural Sciences, Astronomy, Physics +10

Dust density and mass distribution near comet Halley from Giotto observations

J. A. M. McDonnell, W. M. Alexander, W. M. Burton et al. · Nature · 1986 · 126 citations

Natural Sciences, Astronomy, Interstellar Medium +10

Ptolemy – an Instrument to Measure Stable Isotopic Ratios of Key Volatiles on a Cometary Nucleus

I. P. Wright, S. J. Barber, Geraint Morgan et al. · Space Science Reviews · 2006 · 85 citations

Natural Sciences, Astronomy, Chemistry +16

Ion trap mass spectrometry on a comet nucleus: the Ptolemy instrument and the Rosetta space mission

John F. J. Todd, S. J. Barber, Geraint Morgan et al. · Journal of Mass Spectrometry · 2006 · 59 citations

Natural Sciences, Astronomy, Chemistry +16

The impact of dust grains on fast fly-by spacecraft: Momentum multiplication, measurements and theory

J. A. M. McDonnell, T. J. Stevenson, S. T. Evans et al. · Advances in Space Research · 1984 · 17 citations

Natural Sciences, Aerospace Engineering, Physics +14