Dear colleagues,

It is our pleasure to share new Solar Orbiter science nuggets (December releases): https://www.cosmos.esa.int/web/solar-orbiter/science-nuggets

SO Nugget #45 “Investigation of Venus plasma tail using the Solar Orbiter, Parker Solar Probe and Bepi Colombo flybys” (N.J.T. Edberg, D.J. Andrews, J.J. Boldú et al.)

SO Nugget #46 “High-energy insights from an escaping coronal mass ejection” (L.A. Hayes, S. Krucker, H. Collier and D. Ryan)

SO Nugget #47 “Shocks in tandem : Solar Orbiter observes a fully formed forward-reverse shock pair in the inner heliosphere” (D. Trotta, A.P. Dimmock, X. Blanco-Cano et al.)

As a reminder, new nuggets will be added on a regular basis, based on input from the entire solar physics community. If you are working on Solar Orbiter data and would like your results to be featured, please contact Domenico Trotta (domenico.trotta@esa.int) and Miho Janvier (miho.janvier@esa.int).

— The ESA Solar Orbiter team… continue to the full article

Read more

Please find the new SolarNuggets, extending our old RHESSI Nuggets, at

https://heliowiki.smce.nasa.gov/wiki/index.php/SolarNuggets.

Entries for October and November 2024:

No. 479, “Remarkable NUV Spectrum of an M-star Megaflare,” by Adam KOWALSKI

No. 478, “Revised Point-Spread Functions of AIA and their effect on DEM analyses,” by Stefan HOFMEISTER, Daniel Wolf SAVIN, and Michael HAHN

No. 477, “How much of the energy in flare-accelerated electrons reaches the chromosphere?” by Meriem ALAOUI and Gordon HOLMAN

No. 476, “Spatially resolved plasma composition evolution in a solar flare,” by Andy S. H. To

No. 475, “HOPE during high activity,” by Hugh HUDSON and Alphonse STERLING

No. 474, “Simulated heliospheric electron spectra show sensitivity to plasma properties of a source region in the flaring corona,” by Ross PALLISTER and Natasha JEFFREY

No. 473, “An extremely complex active region with very strong non-neutralized electric currents,” by Ioannis KONTOGIANNIS

No. 472, “An X9 flare and its huge crochet (SFE),” by Hugh HUDSON

We apologize for the interruption of service and thank Damian Barrous and Steven Christe for major help in getting re-started. As always, we welcome new items and encourage opinion pieces and news items as well as descriptions of new discoveries. Just email Hugh Hudson with a page of text and 2-3 nice figures.… continue to the full article

Read more

New solar radio science nugget is online:

Temporally resolved Type III solar radio bursts in the frequency range 3-13 MHz by A. Vecchio et al.
https://www.astro.gla.ac.uk/users/eduard/cesra/?p=3896… continue to the full article

Read more

135. On the Instrumental Discrepancies in Lyman-Alpha Observations of Solar Flares
https://www.uksolphys.org/uksp-nugget/135-on-the-instrumental-discrepancies-in-lyman-alpha-observations-of-solar-flares

UKSP Nuggets are published on a monthly basis highlighting solar physics research led from the UK.
https://www.uksolphys.org/uksp-nuggets/

Ryan Milligan and Matthew Lennard… continue to the full article

Read more

We have re-named our unpolished gems (The RHESSI Nuggets), now to be known as “SolarNuggets”, and they have a new URL: https://heliowiki.smce.nasa.gov/SolarNuggets. As always, anybody with interesting solar discoveries, news or views, can contribute material – typically a simple page of text and 2-3 figures.… continue to the full article

Read more

Dear colleagues,

It is our pleasure to share new Solar Orbiter science nuggets (November releases): https://www.cosmos.esa.int/web/solar-orbiter/science-nuggets

SO Nugget #42 “Improved Insights from the Suprathermal Ion Spectrograph on Solar Orbiter” (S. Hart, G.C. Ho, A. Kouloumvakos et al.)

SO Nugget #43 “The role of small scale EUV brightenings in the quiet Sun coronal heating” (A. Dolliou, S. Parenti, K. Bocchialini)

SO Nugget #44 “Testing the Flux Expansion Factor – Solar Wind Speed Relation with Solar Orbiter data” (J.-B. Dakeyo, A.P. Rouillard, V. Réville, et al.)

As a reminder, new nuggets will be added on a regular basis, based on input from the entire solar physics community. If you are working on Solar Orbiter data and would like your results to be featured, please contact Domenico Trotta (mailto:domenico.trotta@esa.int)) and Miho Janvier (mailto:miho.janvier@esa.int)).

— The ESA Solar Orbiter team… continue to the full article

Read more

Dear colleagues,

It is our pleasure to share new Solar Orbiter science nuggets (October releases): https://www.cosmos.esa.int/web/solar-orbiter/science-nuggets

SO Nugget #40 “Resolving proton and alpha beams for improved understanding of plasma kinetics: SWA-PAS observations” (R. Bruno, R. De Marco, R. D’Amicis et al.)

SO Nugget #41 “Temporally resolved Type III solar radio bursts in the frequency range 3-13 MHz” (A. Vecchio, M. Maksimovic, N. Chrysaphi et al.)

As a reminder, new nuggets will be added on a regular basis, based on input from the entire solar physics community. If you are working on Solar Orbiter data and would like your results to be featured, please contact Miho Janvier (miho.janvier@esa.int) and Domenico Trotta (domenico.trotta@esa.int).

— The ESA Solar Orbiter team… continue to the full article

Read more

It is our pleasure to share new Solar Orbiter science nuggets (September releases): https://www.cosmos.esa.int/web/solar-orbiter/science-nuggets

SO Nugget #37 “[Modelling the global structure of a coronal mass ejection observed by Solar Orbiter and Parker Solar Probe](https://www.cosmos.esa.int/web/solar-orbiter/-/science-nugget-modelling-the-global-structure-of-a-coronal-mass-ejection)” (E. E. Davies, H. T. Rüdisser, U. V. Amerstorfer, et al.)

SO Nugget #38 “[Connecting Solar Orbiter and L1 measurements of mesoscale solar wind structures to their coronal source using the Adapt-WSA model](https://www.cosmos.esa.int/web/solar-orbiter/-/science-nugget-connecting-solar-orbiter-and-l1-measurements-of-mesoscale-solar-wind-structures-to-their-coronal-source)” (S. Wallace, N. Zambrana Prado, I. Gershkovich, et al.)

SO Nugget #39 “[All microflares that accelerate electrons to high-energies are rooted in sunspots](https://www.cosmos.esa.int/web/solar-orbiter/-/science-nugget-all-microflares-that-accelerate-electrons-to-high-energies-are-rooted-in-sunspots)” (A. F. Battaglia, S. Krucker & A. Veronig)

As a reminder, new nuggets will be added on a regular basis, based on input from the entire solar physics community. If you are working on Solar Orbiter data and would like your results to be featured, please contact Miho Janvier [miho.janvier@esa.int].

— The ESA Solar Orbiter team… continue to the full article

Read more

It is our pleasure to share new Solar Orbiter science nuggets (Summer releases): https://www.cosmos.esa.int/web/solar-orbiter/science-nuggets

SO Nugget #34 “Composition mosaics from March 2022” (T. Varesano, D. M. Hassler, N. Zambrana Prado et al.)

SO Nugget #35 “Multi-source connectivity drives heliospheric solar wind variability” (S. L. Yardley, D. H. Brooks, R. D’Amicis, et al.)

SO Nugget #36 “Coordinated observations with the Swedish 1m Solar Telescope and Solar Orbiter” (S. Danilovic)

As a reminder, new nuggets will be added on a regular basis, based on input from the entire solar physics community. If you are working on Solar Orbiter data and would like your results to be featured, please contact Miho Janvier (miho.janvier@esa.int) and Yannis Zouganelis (ioannis.zouganelis@esa.int).

— The ESA Solar Orbiter team… continue to the full article

Read more

134. The Influence of Different Phases of a Solar Flare on Changes in the Total Electron Content in the Earth’s Ionosphere
https://www.uksolphys.org/uksp-nugget/134-the-influence-of-different-phases-of-a-solar-flare-on-changes-in-the-total-electron-content-in-the-earths-ionosphere/

UKSP Nuggets are published on a monthly basis highlighting solar physics research led from the UK.
https://www.uksolphys.org/uksp-nuggets/

Ryan Milligan and Matthew Lennard… continue to the full article

Read more