Results 161 to 170 of about 67,060 (301)

A tidal disruption event from an intermediate-mass black hole revealed by comprehensive multi-wavelength observations. [PDF]

open access: yesNat Commun
Wang J   +14 more
europepmc   +1 more source

JWST/NIRSpec Reveals the Atmospheric Driver of Saturn's Variable Magnetospheric Rotation Rate

open access: yesJournal of Geophysical Research: Space Physics, Volume 131, Issue 3, March 2026.
Abstract Past measurements of Saturn's upper atmosphere have allowed only a broad scale view of the temperature and ion density structures within the auroral region. However, Saturn's auroral currents include a planetary period current component that is produced by neutral atmospheric flows.
Tom S. Stallard   +15 more
wiley   +1 more source

Study of the Mid‐Latitude Airglow Responses to Geomagnetic Storms Based on Long‐Term Observations in Japan With the TIMED Satellite and Ionosondes

open access: yesJournal of Geophysical Research: Space Physics, Volume 131, Issue 3, March 2026.
Abstract Variations in nighttime airglow at mid‐latitudes during geomagnetic disturbances reflect the propagation of atmospheric and plasma disturbances from polar heating as well as local chemical processes. However, their detailed mechanisms remain unclear.
Y. Hotta   +4 more
wiley   +1 more source

A Large and Precise All-Sky Photometric Standard Star Dataset Across More Than 200 Passbands. [PDF]

open access: yesSci Data
Xiao K   +14 more
europepmc   +1 more source

Thermospheric Energy and Heating Due To Upward Propagating and in Situ Generated Tides During Solar Cycle 24

open access: yesJournal of Geophysical Research: Space Physics, Volume 131, Issue 3, March 2026.
Abstract We investigate vertical and horizontal energy transport and associated heating in the thermosphere due to both upward propagating and in situ generated migrating and nonmigrating diurnal and semidiurnal tides over the solar cycle 24 (2009–2019).
Mukta Neogi, Jens Oberheide, Xian Lu
wiley   +1 more source

Detection of disk-jet coprecession in a tidal disruption event. [PDF]

open access: yesSci Adv
Wang Y   +48 more
europepmc   +1 more source

Frequency Extensions of Auroral Kilometric Radiation: The Key to Unlocking Earth's Radio Response to Substorms

open access: yesJournal of Geophysical Research: Space Physics, Volume 131, Issue 3, March 2026.
Abstract Auroral kilometric radiation (AKR) provides a sensitive probe of magnetospheric dynamics during substorms. We analyze an extended data set of AKR bursts observed by the WIND spacecraft to investigate how the frequency structure of AKR responds to substorm onset and evolution.
Simon James Walker   +4 more
wiley   +1 more source

A young progenitor for the most common planetary systems in the Galaxy. [PDF]

open access: yesNature
Livingston JH   +41 more
europepmc   +1 more source

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