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Earth and Solar System
The objects of the Solar Systen are justifiable favorite targets for amateur observers. The conditions of visibility, the methods and tools are for...
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TandEM: Titan and Enceladus mission
TandEM was proposed as an L-class (large) mission in response to ESA’s Cosmic Vision 2015–2025 Call, and accepted for further studies, with the goal...
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Comet Knudsen Layers
This paper reviews some important results about Knudsen layers obtained in theoretical gas kinetics research in the last few decades, focusing on the...
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The Rosetta Alpha Particle X-Ray Spectrometer (APXS)
The Alpha Particle X-Ray Spectrometer (APXS) is a small instrument to determine the elemental composition of a given sample. For the ESA Rosetta...
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OSIRIS – The Scientific Camera System Onboard Rosetta
The Optical, Spectroscopic, and Infrared Remote Imaging System OSIRIS is the scientific camera system onboard the Rosetta spacecraft (Figure 1). The...
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The Rolis Experiment on the Rosetta Lander
ROLIS (Rosetta Lander Imaging System) is one of the two imaging systems carried by Rosetta’s Lander Philae, successfully launched to comet 67P/...
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A Portrait of the Nucleus of Comet 67P/Churyumov-Gerasimenko
In 2003, comet 67P/Churyumov–Gerasimenko was selected as the new target of the Rosetta mission as the most suitable alternative to the original...
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Scientific Planning and Commanding of the Rosetta Payload
ESA’s Rosetta mission was launched in March 2004 and is on its way to comet 67P/Churyumov-Gerasimenko, where it is scheduled to arrive in summer...
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The Comet Nucleus Sounding Experiment by Radiowave Transmission (CONSERT): A Short Description of the Instrument and of the Commissioning Stages
The primary scientific goal of the CONSERT experiment on the Rosetta space mission is to investigate the deep interior of the nucleus of comet 67/P...
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Virtis: An Imaging Spectrometer for the Rosetta Mission
The VIRTIS (Visual IR Thermal Imaging Spectrometer) experiment has been one of the most successful experiments built in Europe for Planetary...
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RPC-MAG The Fluxgate Magnetometer in the ROSETTA Plasma Consortium
The fluxgate magnetometer experiment onboard the ROSETTA spacecraft aims to measure the magnetic field in the interaction region of the solar wind...
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Ptolemy – an Instrument to Measure Stable Isotopic Ratios of Key Volatiles on a Cometary Nucleus
A fundamental goal of cometary studies is to determine the exact relationship between these bodies and the Solar System – the question(s) can be...
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Comets: Cosmic icebergs
For centuries, comets have inspired awe and wonde. Many ancient civilizations saw them as portents of death and disaster, omens of great social and...
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Catalogue of Minor Planet Names and Discovery Circumstances
Title page of Giuseppe Piazzi’s book “On the discovery of the new planet CERES FERDINANDEA, the eighth of those known in our solar system”. The...
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Direct statistical simulation of the near-surface layers of a cometary atmosphere. II: A nonspherical nucleus
The study presents the results of numerical simulations of mass-transfer processes in the near-surface layer of the cometary nucleus and in the inner...
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The Nature of Comets
Our knowledge of comets has advanced hugely since the 1986 apparition of Comet Halley provided the spur to spacecraft investigation. But our...
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Dust Activity in Comet 67P/Churyumov–Gerasimenko from February 20 to April 20, 2003
Broadband imaging of Comet 67P/Churyumov–Gerasimenko has provided more data on the characterisation of the target of the ESA Rosetta Mission. The...