Author: starpathwp-production
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What is an Angular Resolution of Control Moment Gyroscope?
Control Moment Gyroscope (CMG) Angular resolution refers to the smallest angular displacement that a Control Moment Gyroscope (CMG) can detect and respond to. This resolution is critical for the precise attitude control of satellites, as it determines the fineness with which the satellite can adjust its orientation. It quantifies the precision with which a control…
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What is Symbol Rate Downlink of a Satellite Bus?
The symbol rate downlink of a satellite bus is a critical parameter in satellite communications that refers to the rate at which symbols are transmitted from the satellite to the ground station. It is a measure of how quickly data is sent from the satellite back to Earth and is a key factor in determining…
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What is a Satellite Uplink?
In satellite telecommunications, the term “uplink” refers to the process of sending signals from a ground station to a satellite. This is a crucial part of satellite communication, enabling the transmission of data for various services, such as TV broadcasts and internet connectivity. Any signal sent from Earth to a satellite is categorized as an…
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What is Cryogenic Temperature?
Cryogenic temperature refers to extremely low temperatures, typically below 120 Kelvin (-153.15°C), where materials exhibit unique physical properties that are not observed at higher temperatures. These properties include superconductivity, where certain materials conduct electricity without resistance; superfluidity, where fluids flow without viscosity; and significant changes in mechanical and electrical properties of materials. The study and…
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NEOWISE Spacecraft
The NEOWISE spacecraft, initially launched in 2009 with funding from NASA’s Planetary Science Division, began as the Wide-field Infrared Survey Explorer (WISE). This mission aimed to survey the entire sky in infrared light, capturing images of distant galaxies, cooler red dwarf stars, exploding white dwarfs, outgassing comets, and near-Earth objects (NEOs). Using four infrared wavelengths…
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What is Joint Polar Satellite System (JPSS)?
The Joint Polar Satellite System (JPSS) is an advanced environmental satellite program developed by the National Oceanic and Atmospheric Administration (NOAA) in partnership with NASA. JPSS is a series of polar-orbiting satellites designed to monitor Earth’s atmosphere, oceans, and land surface with high precision. JPSS represents the next generation of polar-orbiting satellites that provide critical…
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MDA Space Receives $768M Contract to Manufacture Satellites for Globalstar’s New LEO Constellation
MDA Space signed a $1.1 billion Canadian dollar ($768 million) contract with Globalstar to be the prime contractor for the operator’s next generation Low-Earth Orbit (LEO) constellation, MDA Space announced Feb. 10. MDA Space will manufacture more than 50 MDA Aurora software-defined digital satellites for Globalstar. This announcement comes after Apple announced an investment of…
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JAXA Selects Infostellar for Feasibility Study on Lunar Mission Support Ground Station Development
Infostellar, a Ground Segment as a Service (GSaaS) provider, has been selected by the Japan Aerospace Exploration Agency (JAXA) for a “Feasibility Study on lunar mission support ground station development” The selection was officially made on January 8th, 2025, and Infostellar has now begun work on the study. Also Read: What are Electrical Ground Support…
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T-Mobile’s Starlink Beta Includes iPhones and Other Carriers
T-Mobile went big promoting its direct-to-cell partnership with SpaceX’s Starlink constellation in a Super Bowl ad on Sunday night. The mobile network operator revealed details about the Starlink service, including the pricing structure and compatibility for U.S. customers with Verizon and AT&T service and even iPhones. T-Mobile and SpaceX have been working together since 2022…
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Sierra Space and Oita Airport Landing Study Partners Win Japan Open Innovation Prize
Sierra Space, a leading commercial space company and defense tech prime that is Building a Platform in Space to Benefit Life on Earth, announced that the company and a consortium of distinguished Japanese partners have won a prestigious Japan Open Innovation Prize award for their ambitious plans to investigate bringing the Dream Chaser spaceplane to…