Statistical Study of Satellite Constellations and the Cubesat Role

Ehsan Mousivand; Sajjad Ghazanfarinia; Yaser Saffar; Masoud Khoshsima

Articles in Press, Accepted Manuscript, Available Online from 30 November 2022

https://doi.org/10.22034/jssta.2022.332484.1085

Abstract
  Satellite Constellations are the new approach to achieve the applications that were presumably expected from large and complex satellites. This paper reviews activities and related satellite constellation of about 130 companies and research institutes, showing that Communication Missions (Internet of ...  Read More

mechanic
Design of a Low Earth Orbit Constellation for Regional Navigation Mission

Sajjad Ghazanfarinia; Ehsan Mousivand; Masoud Khoshsima; Yaser Saffar

Volume 2, Issue 2 , February 2023, , Pages 48-59

https://doi.org/10.22034/jssta.2022.332468.1084

Abstract
  This research is going to present design of a LEO Constellation for Navigation service with minimum number of Satellites. The goal is to achieve Dilution Of Precision (DOP) less than 6. This Requirement is going to be achieved using predefined launch vehicles limitation on orbit which is 500 km in circular ...  Read More

Mission design
Design and Analysis of a Domestic Navigation Satellite Constellation for a Regional Coverage

Yaser Saffar; Sajjad Ghazanfarinia; Masoud Khoshsima; Shiva Emami

Volume 2, Issue 2 , February 2023, , Pages 135-148

https://doi.org/10.22034/jssta.2023.332415.1083

Abstract
  This paper reviews design of Constellation for independent satellite-based navigation system with Middle East region coverage for regional positioning and augmentation service. Space segment of this constellation is composed of nine satellites in four orbits in such way three satellites have been placed ...  Read More

dynamics
Improving the Method of Satellite Station Keeping in Geostationary Orbit with Considerations of fuel Consumption Restrictions

Hossein Maghsoudi Dehaghani; Amirreza Kosari; Mahdi Fakoor; Masoud Khoshsima

Volume 1, Issue 2 , March 2022, , Pages 49-65

https://doi.org/10.22034/jssta.2022.327321.1056

Abstract
  Due to the unique characteristics of the geo-synchronous orbit and the importance of establishing a satellite in this flying corridor, it is necessary to investigate the effect of environmental disturbances on the orbital elements and to maintain the satellite orbital elements in order to increase the ...  Read More