Results 1 to 10 of about 10,259 (217)

Sun–Heliosphere Observation-based Ionization Rates Model [PDF]

open access: bronzeAstrophysical Journal, 2020
Abstract The solar wind (SW) and the extreme ultraviolet (EUV) radiation modulate fluxes of interstellar and heliospheric particles inside the heliosphere both in time and in space. Understanding this modulation is necessary to correctly interpret measurements of particles of interstellar origin inside the heliosphere.
J M Sokół, D J McComas, M Bzowski
exaly   +4 more sources

SQUARE2: Spacecraft in QUAdrature for Solar Exploration—A Mission Concept for Synergetic Observations of the Sun and Heliosphere [PDF]

open access: goldFrontiers in Astronomy and Space Sciences, 2022
SQUARE2 is the acronym for Spacecraft in QUAdrature for solaR Exploration, and is a mission concept for multi-instrumental two-point observations of the Sun and its environment. It stems from the need to have two probes that are systematically in orbital
D Telloni
exaly   +4 more sources

MAGNETIZED JETS DRIVEN BY THE SUN: THE STRUCTURE OF THE HELIOSPHERE REVISITED [PDF]

open access: bronzeAstrophysical Journal Letters, 2015
19 pages, 5 figures; Astrophysical Journal Letters; in ...
M Opher, T I Gombosi
exaly   +6 more sources

DIVISION II: SUN and HELIOSPHERE [PDF]

open access: bronzeProceedings of the International Astronomical Union, 2010
This report is on activities of the Division at the General Assembly in Rio de Janeiro. Summaries of scientific activities over the past triennium have been published in Transactions A, see Melrose et al. (2008), Klimchuk et al. (2008), Martinez Pillet et al. (2008) and Bougeret et al. (2008).
D. B. Melrose   +7 more
openalex   +3 more sources

Detection of solar QBO-like signals in earth’s magnetic field from multi-GOES mission data [PDF]

open access: yesScientific Reports, 2023
Through variations in its magnetic activity at different timescales, the Sun strongly influences the space weather conditions throughout the heliosphere. The most known solar activity variation is the Schwabe Cycle, also known as the Sunspot Cycle (SCs),
Fadil Inceoglu, Paul T. M. Loto’aniu
doaj   +2 more sources

Division II: The Sun and Heliosphere: (Le Soleil et Heliosphere) [PDF]

open access: bronzeTransactions of the International Astronomical Union, 2000
Division II consists of Commissions 10 (Solar Activity), 12 (Solar Radiation and Structure), and 49 (Interplanetary Plasma and Heliosphere). More detailed information on IAU activities in each of these three areas can be found in the individual reports of the respective Commissions.The Division II OC briefly considered changes to the structure of our ...
P. Foukal   +6 more
openalex   +2 more sources

Particle Acceleration on the Sun and in the Heliosphere [PDF]

open access: bronzeSymposium - International Astronomical Union, 2001
Examples of the acceleration of energetic ions and electrons are given for the Sun, the middle heliosphere, and the outer heliosphere. The characteristics of the acceleration are revealed only after the effects of energetic particle propagation are understood.
E. C. Roelof
openalex   +2 more sources

Increased and varied radiation during the Sun’s encounters with cold clouds in the last 10 million years [PDF]

open access: yesScientific Reports
Recent research raises the possibility that 2–3 and 6–7 million years ago, the Sun encountered massive clouds that shrank the heliosphere —the solar cocoon protecting our solar system— exposing Earth to its interstellar environment, in agreement with ...
Merav Opher   +9 more
doaj   +2 more sources

DIVISION II: SUN and HELIOSPHERE [PDF]

open access: bronzeProceedings of the International Astronomical Union, 2011
The solar activity cycle entered a prolonged quiet phase that started in 2008 and ended in 2010. This minimum lasted for a year longer than expected and all activity proxies, as measured from Earth and from Space, reached minimum values never observed before (de Toma, 2012).
V. Martı́nez Pillet   +8 more
openalex   +2 more sources

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