Artificial satellites as a research area encompasses the scientific and engineering study of human-made objects intentionally placed into Earth or other celestial orbits for observation, communication, navigation, and experimentation. Research focuses on orbital dynamics and mission design, attitude determination and control, space environment interactions (radiation, plasma, micrometeoroids), and advanced materials and power systems for long-duration operation. It also includes development of miniaturized platforms (e.g., CubeSats), payload instrumentation for remote sensing and scientific measurements, formation flying and constellations, on-orbit servicing, autonomy and fault management, and the impacts of satellite proliferation on space traffic management and orbital debris mitigation.
The satellite population in low Earth orbit (LEO) is not an open book. While data on many satellites is public, others are shrouded in secrecy, and information is incomplete for others. New research shows how observers can ...
Astronomy
May 20, 2025
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The Indian space agency's mission to launch into orbit a new Earth observation satellite failed after the launch vehicle encountered a technical issue during the third stage of flight, officials said Sunday.
Space Exploration
May 18, 2025
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How can artificial intelligence (AI) be used to advance mapping and imaging methods on other planets? This is what a study presented at the 56th Lunar and Planetary Science Conference hopes to address as a lone researcher ...
Planetary Sciences
May 16, 2025
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At this moment, there are approximately 35,000 tracked human-generated objects in orbit around Earth. Of these, only about one-third are active payloads: science and communications satellites, research experiments, and other ...
Space Exploration
May 15, 2025
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On 12 March 2013, Galileo satellite GSAT0104, alongside its fellow In-Orbit Validation (IOV) satellites, made history by enabling the first position fix by Europe's independent satellite navigation system Galileo. Now, after ...
Space Exploration
May 13, 2025
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India's space agency said Tuesday it planned to launch an uncrewed orbital mission later this year before its first human spaceflight in early 2027.
Space Exploration
May 6, 2025
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How can nanosatellites help advance lunar exploration and settlement? This is what a recent study presented at the 56th Lunar and Planetary Science Conference hopes to address as a team of researchers from Grahaa Space in ...
Space Exploration
May 1, 2025
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ESA's Biomass satellite, designed to provide unprecedented insights into the world's forests and their crucial role in Earth's carbon cycle, has been launched. The satellite lifted off aboard a Vega-C rocket from Europe's ...
Planetary Sciences
Apr 29, 2025
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Amazon's first batch of internet satellites rocketed into orbit Monday, the latest entry in the mega constellation market currently dominated by SpaceX's thousands of Starlinks.
Space Exploration
Apr 29, 2025
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The Atomic Clock Ensemble in Space (ACES), ESA's state-of-the-art timekeeping facility, has been successfully installed on the International Space Station, marking the start of a new chapter in space-based precision science.
Space Exploration
Apr 28, 2025
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