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Astrotourism and related citizen science activities are becoming a major trend of a sustainable, high-quality tourism segment, core elements to the protection of Dark skies in many countries. In the Summer of 2020, in the middle of COVID…

Modern studies of the Sun involve coordinated observations collected from a collage of instruments on the ground and in orbit. Each instrument has its own constraints, such as field of view, duty cycle, and scheduling and commanding…

Instrumentation and Methods for Astrophysics · Physics 2018-07-02 Neal Hurlburt , Ryan Timmons , Ralph Seguin

Solar cycle (SC) 24 has come to an end by the end of 2019, providing information on two full cycles to understand the manifestations of SC 24, the smallest cycle in the Space Age that has resulted in a weak heliospheric state indicated by…

Solar and Stellar Astrophysics · Physics 2020-12-09 N. Gopalswamy , S. Akiyama , S. Yashiro , G. Michalek , H. Xie , P. Mäkelä

We perform a detailed study of the energetics for a well-observed solar eruption and flare that occurred on 28 October 2021. This event included a GOES class X1.0 flare, a global EUV wave, and a coronal mass ejection that reached speeds of…

The {\em Solar Orbiter} is the next solar physics mission of the European Space Agency, ESA, in collaboration with NASA, with a launch planned in 2018. The spacecraft is designed to approach the Sun to within 0.28\,AU at perihelion of a…

By coupling the EUropean Heliospheric FORcasting Information Asset (EUHFORIA) and the improved Particle Acceleration and Transport in the Heliosphere (iPATH) model, two energetic storm particle (ESP) events, originating from the same active…

Capitalizing on the enthusiasm about space science in the general public, our goal as an interdisciplinary group of scholars is to design and teach a new team-taught interdisciplinary course, "Philosophy and Science of Space Exploration…

Instrumentation and Methods for Astrophysics · Physics 2022-02-24 Serife Tekin , Carmen Fies , Chris Packham

On 2022 July 8, NASA shared$^{a}$ the list of five public showcase targets which have been observed with the new \textit{James Webb Space Telescope} (JWST), and whose data are expected to be released to the public around Tuesday, July 12.…

Cosmology and Nongalactic Astrophysics · Physics 2022-10-26 Miriam Golubchik , Lukas J. Furtak , Ashish K. Meena , Adi Zitrin

We introduce a new multivariate data set that utilizes multiple spacecraft collecting in-situ and remote sensing heliospheric measurements shown to be linked to physical processes responsible for generating solar energetic particles (SEPs).…

Solar and Stellar Astrophysics · Physics 2023-10-30 Kimberly Moreland , Maher Dayeh , Hazel M. Bain , Subhamoy Chatterjee , Andres Munoz-Jaramillo , Samuel Hart

Solar eruptive events such as flares and coronal mass ejection (CME)-driven shocks can release solar energetic particles (SEPs) into the heliosphere. The heliospheric current sheet (HCS) is a large-scale structure that separates regions of…

Solar and Stellar Astrophysics · Physics 2026-04-22 C. Han , R. F. Wimmer-Schweingruber , P. Kühl , L. Berger , Z. Ding , A. Kollhoff , Q. Shi , Z. Xu , M. Qin , M. Wang

The Snowmass 2021 strategic planning process provided an essential opportunity for the United States high energy physics and astroparticle (HEPA) community to come together and discuss upcoming physics goals and experiments. As this…

NASA's Parker Solar Probe (Parker) spacecraft reached its first perihelion of 35.7 solar radii on November 5th, 2018. To aid in mission planning, and in anticipation of the unprecedented measurements to be returned, in late October, we…

Space Physics · Physics 2019-06-05 Pete Riley , Cooper Downs , Jon A. Linker , Zoran Mikic , Roberto Lionello , Ronald M. Caplan

With its Planetary Space Weather Service (PSWS), the Europlanet-H2020 Research Insfrastructure (EPN2020RI) project is proposing a compelling set of databases and tools to that provides Space Weather forecasting throughout the Solar System.…

3I/ATLAS is the third known interstellar object to pass through our Solar System. NASA's Transiting Exoplanet Survey Satellite (TESS) made dedicated observations of 3I/ATLAS between 15 -- 22 January 2026 (Sector 1751), capturing…

Earth and Planetary Astrophysics · Physics 2026-02-16 Jorge Martinez-Palomera , Amy Tuson , TESS Science Support Center

The 2024 U.S. Presidential Election unfolded within an information environment of unprecedented volatility, challenging citizens to navigate a torrent of rapidly evolving, often contradictory information while determining what to believe.…

Social and Information Networks · Computer Science 2025-12-25 Kijung Lee

COMPLETE is a flagship mission concept combining broadband spectroscopic imaging and comprehensive magnetography from multiple viewpoints around the Sun to enable tomographic reconstruction of 3D coronal magnetic fields and associated…

It is known that the weak state of the heliosphere due to diminished solar activity in cycle 24 back-reacted on coronal mass ejections (CMEs) to make them appear wider for a given speed. One of the consequences of the weak state of the…

Solar and Stellar Astrophysics · Physics 2023-08-02 Nat Gopalswamy , Grzegorz Michalek , Seiji Yashiro , Pertti Mäkelä , Sachiko Akiyama , Hong Xie

We carried out white-light observations of the total solar eclipse on 13 November 2012 at two sites, where the totality occurred 35 minutes apart. We caught an ongoing coronal mass ejection (CME) and a pre-CME loop structure just before the…

Solar and Stellar Astrophysics · Physics 2020-07-29 Yoichiro Hanaoka , Jun Nakazawa , Osamu Ohgoe , Yoshiaki Sakai , Kazuo Shiota

In the fall of 2022, the decadal survey committee on Elementary Particle Physics of the US National Academies requested 2000 word Vision Papers, giving personal interpretations of the results of the Snowmass 2021 study and the future of the…

High Energy Physics - Phenomenology · Physics 2023-02-14 Michael E. Peskin