Results 11 to 20 of about 5,086,418 (244)

A Case Study in the Mars Landing Site Selection for Science Objects [PDF]

open access: yesJournal of Astronomy and Space Sciences, 2012
It is a crucial matter to select a landing site for landers or rovers in planning the Mars exploration. The landing site must have not only a scientific value as a landing site, but also geographical features to lead a safe landing for Mars probes.
Haingja Seo   +5 more
doaj   +4 more sources

Optimized Landing Site Selection at the Lunar South Pole: A Convolutional Neural Network Approach

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
The identification of optimal landing sites is a critical first step for successful missions to the Moon and other extraterrestrial bodies, necessitating the integration of various environmental factors over large spatial scales. At the lunar south pole,
Yongjiu Feng   +14 more
doaj   +4 more sources

A Multiagent Decision-Making Model for Martian Landing Site Selection

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Selecting suitable landing sites on Mars remains one of the key challenges due to the complex terrain of Mars and the diverse scientific objectives in Mars exploration missions.
Rong Wang   +10 more
doaj   +3 more sources

Analytical landing trajectories for embedded autonomy [PDF]

open access: yes, 2010
This paper considers an optimal guidance law for the initial braking phase of a soft landing mission on a celestial body without atmosphere in which boundary conditions on height and velocity are specifed. The optimal lander attitude for the minimum fuel
Jing, W.X.   +5 more
core   +4 more sources

Selection of Lunar South Pole Landing Site Based on Constructing and Analyzing Fuzzy Cognitive Maps

open access: yesRemote Sensing, 2022
The Permanently Shadowed Regions (PSRs) of the lunar south pole have never been directly sampled. To explore and discover lunar resources, the Chinese lunar south pole exploration mission is scheduled to land in direct sunlight near the PSR, where ...
Yutong Jia   +4 more
doaj   +1 more source

SIMULATION EXPERIMENT ON LANDING SITE SELECTION USING A SIMPLE GEOMETRIC APPROACH [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2017
Safe landing is an important part of the planetary exploration mission. Even fine scale terrain hazards (such as rocks, small craters, steep slopes, which would not be accurately detected from orbital reconnaissance) could also pose a serious risk on ...
W. Zhao   +9 more
doaj   +1 more source

LANDSAFE: LANDING SITE RISK ANALYSIS SOFTWARE FRAMEWORK [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2012
The European Space Agency (ESA) is planning a Lunar Lander mission in the 2018 timeframe that will demonstrate precise soft landing at the polar regions of the Moon.
R. Schmidt   +7 more
doaj   +1 more source

Helicopter Takeoff and Landing Point Location in Cities for Emergency Services

open access: yesApplied Sciences, 2022
In low-altitude rescue, civilian helicopters, relying on their speed, efficiency and flexibility, play at center stage. Due to the terrain restrictions of the disaster area, it is difficult for helicopters to carry out safe and efficient rescue in cities.
Bin Hu, Xingyuan Chen, Songchen Han
doaj   +1 more source

Rock Abundance and Erosion Rate at the Zhurong Landing Site in Southern Utopia Planitia on Mars

open access: yesEarth and Space Science, 2022
Rocks on the Martian surface exhibit signatures of geological activities. Rock distribution is also an important factor for landing site selection for exploration missions.
Zeyu Chen   +7 more
doaj   +1 more source

Benchmark Analysis of Semantic Segmentation Algorithms for Safe Planetary Landing Site Selection

open access: yesIEEE Access, 2022
This paper presents an in-depth analysis of state-of-the-art semantic segmentation algorithms applied to spacecraft safe planetary landing via hazard detection and avoidance.
Thomas Claudet, Kento Tomita, Koki Ho
doaj   +1 more source

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