Results 141 to 150 of about 958 (178)

Exo-Geoscience Perspectives Beyond Habitability. [PDF]

open access: yesSpace Sci Rev
Spohn T   +7 more
europepmc   +1 more source

Ionospheric Vertical Plasma Drifts Over South America: Long‐Term Multi‐Instrument Observations and TIEGCM and WACCM‐X Evaluations

open access: yesJournal of Geophysical Research: Space Physics, Volume 131, Issue 6, June 2026.
Abstract We present the first comprehensive multi‐instrument climatological study of quiet‐time equatorial F‐region vertical plasma drifts across South America, a region where the magnetic declination angle varies significantly. Our analysis of well‐established long‐term ground‐based data sets from the Jicamarca incoherent scatter radar spanning 1968 ...
Sophia R. Laranja   +6 more
wiley   +1 more source

An axisymmetric shock breakout indicated by prompt polarized emission from the type II supernova 2024ggi. [PDF]

open access: yesSci Adv
Yang Y   +20 more
europepmc   +1 more source

Statistical Properties of Small‐Scale Magnetic Flux Ropes in the Near‐Earth Solar Wind

open access: yesJournal of Geophysical Research: Space Physics, Volume 131, Issue 6, June 2026.
Abstract We present a statistical analysis of small‐scale magnetic flux ropes (SMFRs) observed in the near‐Earth solar wind using data from the Magnetospheric Multiscale (MMS) and Wind spacecraft, identified through an automated Grad–Shafranov reconstruction technique.
Youra Shin   +5 more
wiley   +1 more source

Jupiter's Auroral Ionosphere: Hybrid Monte Carlo, Auroral Spectrum and Conductivity Modeling

open access: yesJournal of Geophysical Research: Space Physics, Volume 131, Issue 6, June 2026.
Abstract We present a new model of auroral precipitation and associated phenomena at Jupiter, called the Jupiter Auroral Ionosphere Code (JAIC). The hybrid model follows the primary electron population using a Monte Carlo code that runs on a GPU, and computes the contribution of the secondaries using a two‐stream approximation.
J. D. Nichols
wiley   +1 more source

Evidence for the gravity-driven and magnetically regularized gas flows feeding the massive protostellar cluster in Cepheus A. [PDF]

open access: yesSci Adv
Sandhyarani P   +10 more
europepmc   +1 more source

HIWIND Observation of Daytime Thermospheric Winds Over New Zealand and Comparison With Model Simulation

open access: yesJournal of Geophysical Research: Space Physics, Volume 131, Issue 6, June 2026.
Abstract A balloon borne Fabry Perot interferometer called High altitude Interferometer WIND observation (HIWIND) flew from Wanaka, New Zealand (44.69S, 169.14E) in April 2025 to observe mid‐latitude thermospheric winds in the southern hemisphere for the first time.
Qian Wu, Haonan Wu, Wenbin Wang
wiley   +1 more source

A transiting giant planet in orbit around a 0.2-solar-mass host star. [PDF]

open access: yesNat Astron
Bryant EM   +58 more
europepmc   +1 more source

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