Results 41 to 50 of about 3,650 (144)

Review of boundary model studies in the Venusian and Martian induced magnetosphere

open access: yes地球与行星物理论评
Although Venus and Mars do not have a global magnetic field but have atmospheres and ionospheres. During their coupling with the solar wind, the induced magnetospheres are created, as well as the boundaries of the bow shock and the magnetic pileup ...
Jiaqi Zhang   +6 more
doaj   +1 more source

Neil Armstrong’s digital twin: An integrative approach for movement analysis in simulated space missions

open access: yesCurrent Issues in Sport Science
Introduction and Purpose Space exploration is transitioning to a new era. NASA’s Artemis program is spearheading crewed missions to the Moon in the next decade, paving the way for eventual human exploration of Mars (Smith et al., 2020). However, space
Benjamin Reimeir   +6 more
doaj   +1 more source

Limits on Optical Counterparts to the Repeating Fast Radio Burst 20180916B from High-speed Imaging with Gemini-North/‘Alopeke

open access: yesThe Astrophysical Journal
We report on contemporaneous optical observations at ≈10 ms timescales from the fast radio burst (FRB) 20180916B of two repeat bursts (FRB 20201023 and FRB 20220908) taken with the ‘Alopeke camera on the Gemini-North telescope.
Charles D. Kilpatrick   +9 more
doaj   +1 more source

The New Horizons Extended Mission Target: Arrokoth Search and Discovery

open access: yesThe Planetary Science Journal
Following the Pluto flyby of the New Horizons spacecraft, the mission provided a unique opportunity to explore the Kuiper Belt in situ. The possibility existed to fly by a Kuiper Belt object (KBO), as well as to observe additional objects at distances ...
Marc W. Buie   +39 more
doaj   +1 more source

Constraining Near-simultaneous Radio Emission from Short Gamma-Ray Bursts Using CHIME/FRB

open access: yesThe Astrophysical Journal
We use the Canadian Hydrogen Intensity Mapping Experiment (CHIME) Fast Radio Burst (FRB) Project to search for FRBs that are temporally and spatially coincident with gamma-ray bursts (GRBs) occurring between 2018 July 7 and 2023 August 3.
Alice P. Curtin   +14 more
doaj   +1 more source

Planet Masses, Radii, and Orbits from NASA’s K2 Mission

open access: yesThe Astrophysical Journal Supplement Series
We report the masses, sizes, and orbital properties of 86 planets orbiting 55 stars observed by NASA’s K2 Mission with follow-up Doppler measurements by the HIRES spectrometer at the W. M.
Andrew W. Howard   +52 more
doaj   +1 more source

Mission Programming for the Mars Moon eXplorer Mission

open access: yes, 2019
This thesis presents a way to maximise the photographic coverage of Phobos, one of the two Martian moons, as part of the space mission Mars Moon eXplorer. This coverage is performed by the French hyperspectral imager MacrOmega, and two criteria are selected: the area covered and the resolution of the pictures.
openaire   +1 more source

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