Results 11 to 20 of about 6,669,251 (236)

Environmental Test Program for the Mars Exploration Rover Project [PDF]

open access: yesJournal of the IEST, 2007
On June 10 and July 7, 2003, the National Aeronautics and Space Administration (NASA) launched two spacecraft from Cape Canaveral, Florida, for 6-month flights to the Red Planet, Mars. The two Mars Exploration Rover spacecraft landed safely on the planet on January 3 and 24, 2004.
Terry Fisher, Paul Van Velzer
openaire   +1 more source

Vision-based navigation and guidance for small Mars UAVs

open access: yesNihon Kikai Gakkai ronbunshu, 2014
Mars airplane is one of the candidate payloads of JAXA's next Mars exploration program. Airborne observation of Mars is expected to fill the “gap” between rovers, which provides a detailed observation but a limited area of coverage, and orbiters ...
Kentaro ARAI   +3 more
doaj   +1 more source

A Concept for a Mars Boundary Layer Sounding Balloon: Science Case, Technical Concept and Deployment Risk Analysis

open access: yesAerospace, 2022
The Mars Exploration Program Analysis Group has identified measurements of the state and the variability of the Martian atmosphere as high priority investigations for the upcoming years. Balloon-borne instruments could bridge the gap in both temporal and
Lars Witte   +6 more
doaj   +1 more source

Future robotic exploration using honeybee search strategy: Example search for caves on Mars [PDF]

open access: yes, 2011
Autonomous control has an increasing role in Earth and Space based applications. High level autonomy can greatly improve planetary exploration and is, in many cases, essential.
Kisdi, Áron   +3 more
core   +1 more source

Novel orbits of Mercury, Venus and Mars enabled using low-thrust propulsion [PDF]

open access: yes, 2014
Exploration of the inner planets of the Solar System is vital to significantly enhance the understanding of the formulation of the Earth and other planets.
Yen, Chen-wan   +2 more
core   +3 more sources

Identifying and Interpreting Stratification in Sedimentary Rocks on Mars: Insight from Rover and Orbital Observations and Terrestrial Field Analogs [PDF]

open access: yes, 2013
Sedimentary rocks on Mars provide insight into past aqueous and atmospheric processes, climate regimes, and potential habitability. The stratigraphic architecture of sedimentary rocks on Mars is similar to that of Earth, indicating that the processes ...
Edgar, Lauren Ashley
core   +1 more source

Avoiding the “Great Filter”: A Projected Timeframe for Human Expansion Off-World

open access: yesGalaxies, 2021
A foundational model has been developed based on trends built from empirical data of space exploration and computing power through the first six plus decades of the Space Age, which projects the earliest possible launch dates for human-crewed missions ...
Jonathan H. Jiang   +2 more
doaj   +1 more source

Priorities and contradictions of George Herbert Walker Bush space policy

open access: yesАмериканська історія і політика, 2017
The article analyzes the basic principles of US space policy which developed at the end of the 1980’s. The main focus is made on the detection and investigation of the priority of space component in the general political course of the republican ...
Liudmila Zhuravlova
doaj   +1 more source

New Radiobiological Principles for the CNS Arising from Space Radiation Research

open access: yesLife, 2023
Traditionally, the brain has been regarded as a relatively insensitive late-reacting tissue, with radiologically detectable damage not being reported at doses < 60 Gy.
Richard A. Britten, Charles L. Limoli
doaj   +1 more source

Review of the Precise Orbit Determination for Chinese Lunar Exploration Projects

open access: yesEarth and Space Science, 2021
China's lunar exploration program has developed and progressed for more than 13 years. Over this time, Precise Orbit Determination (POD) has guaranteed successful execution of the Chang’e missions, and is the basis for further scientific investigations ...
Shanhong Liu   +6 more
doaj   +1 more source

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