Results 181 to 190 of about 550,699 (320)

Imaging studies of comets [PDF]

open access: yes
Schmidt camera plates of comet Bradfield were secured on several nights in October 1987. The images of October 20 show the development of a huge bend in the plasma tail travelling several hundred kilometers per second down the tail; the likely solar-wind
Niedner, Malcolm B., Jr.
core   +1 more source

Counteracting Skin Aging In Vitro by Phytochemicals

open access: yesJournal of Cellular and Molecular Medicine, Volume 29, Issue 7, April 2025.
ABSTRACT The skin is the most extensive organ in the human body. Photo exposure to ultraviolet (UV) rays causes several damages to skin cells, including premature skin aging, the onset of possible DNA mutations, and the risk of developing cancers, including melanoma.
Sara Cruciani   +8 more
wiley   +1 more source

COMetary dust TAIL Simulator (COMTAILS): A computer code to generate comet dust tail brightness images [PDF]

open access: yesarXiv
Context. We present the COMetary dust TAIL Simulator (COMTAILS), a numerical Monte Carlo code to generate images of dust tail brightness from comets and active asteroids in the Solar System. Aims. We describe a numerical code, available to interested users, capable of generating simulated images of dust tail brightness for comparison with observations,
arxiv  

Review: Observations of recent comets, ion tails [PDF]

open access: yes
Photographic plates of the moving structures in the cometary tail are examined. Several divergent explanations for the case of comet Kohoutek are presented.
Brandt, J. C.
core   +1 more source

Comet plasma tail formation — Giotto observations

open access: green, 1986
B. Wilken   +10 more
openalex   +3 more sources

The Distribution of Linear Virgae Across the Saturnian Moons

open access: yesGeophysical Research Letters, Volume 52, Issue 6, 28 March 2025.
Abstract Linear virgae are long (10–100s km), narrow (<5 km), and bright features, first found on the surface of Dione. On Dione, linear virgae run parallel to the equator and are found in the low‐to‐mid latitudes. Linear virgae are likely formed by a process that involves the emplacement of materials from an exogenic Chronocentric (Saturn centric), or
E. S. Martin   +5 more
wiley   +1 more source

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