Estimates of the size of the ionosphere of comet 67P/churyumov-gerasimenko during its perihelion passage in 2014/2015

Physics & Astronomy

• comets 87%
• ionospheres 81%
• photoelectrons 45%
• estimates 44%
• Rosetta mission 41%
• rendezvous 38%
• Halley's comet 37%
• ionospherics 28%
• remote sensing 27%
• solar wind 25%
• spacecraft 23%
• interactions 20%
• orbits 18%
• radii 15%
• cavities 15%
• water 14%
• molecules 13%
• magnetic fields 12%

Engineering & Materials Science

• Ionosphere 100%
• Photoelectrons 78%
• Plasmas 69%
• Beam plasma interactions 39%
• Solar wind 31%
• Remote sensing 26%
• Molecules 24%
• Spacecraft 22%
• Orbits 22%
• Magnetic fields 22%
• Water 13%

Earth & Environmental Sciences

• comet 82%
• ionosphere 71%
• plasma 44%
• solar wind 19%
• spacecraft 17%
• magnetic field 16%
• cavity 16%
• cold 13%
• remote sensing 12%
• in situ 11%
• water 5%