Charge exchange in cometary coma: Discovery of H- ions in the solar wind close to comet 67P/Churyumov-Gerasimenko. [PDF]
Geophys Res Lett, 2015 Burch JL +6 more
europepmc +1 more source
The ESA mission to Comet Halley [PDF]
The Europeon Space Agency's approximately Giotto mission plans for a launch in July 1985 with a Halley encounter in mid-March 1986 4 weeks after the comet's perihelion passage.
Reinhard, R.
core +1 more source
Photographic and Visual Observations of Halley's Comet (1909 c), Daniel's Comet (1909 e), and comet 1910 a, made at the Radcliffe Observatory, Oxford: (Plate 5.) [PDF]
, 1910 openalex +1 more source
Polarimetric observations of comet Levy 1990c and of other comets: Some clues to the evolution of cometary dust [PDF]
The evolution with the phase angle alpha of the polarization degree P of light scattered by comet Halley's dust is well documented. No significant discrepancy is found between Halley and Levy polarization curves near the inversion point.
Hadamcik, E. +2 more
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Learned modesty and the first lady's comet: a commentary on Caroline Herschel (1787) 'An account of a new comet'. [PDF]
Philos Trans A Math Phys Eng Sci, 2015 Winterburn E.
europepmc +1 more source
Long slit spectroscopy of NH2 in comets Halley, Wilson, and Nishikawa-Takamizawa-Tago [PDF]
Long-slit spectra of comets Halley, Wilson and Nishikawa-Takamizawa-Tago were obtained with the 3.9 meter Anglo-Australian Telescope. Spectra of comets Halley and Wilson were obtained with the IPCS at a spectral resolution of 0.5 A and a spatial ...
Heyd, Rodney +5 more
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An Attempt to Determine the Mass of Pluto from Its Disturbing Effect on Halley's Comet [PDF]
, 1942 R. S. Richardson
openalex +1 more source
Ion Propulsion Module (IPM) technology readiness assessment: 1985 Halley's Comet rendezvous mission [PDF]
An assessment of the risk of utilizing ion propulsion to perform a rendezvous mission with Halley's comet in 1985 is presented, and consideration recommendations for reducing identified risks to the lowest possible level at project start in October 1978 ...
West, J.
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