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[PDF] Top 20 Extension of highly elliptical Earth orbits using continuous low-thrust propulsion

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Extension of highly elliptical Earth orbits using continuous low-thrust propulsion

Extension of highly elliptical Earth orbits using continuous low-thrust propulsion

... The highly elliptical, 12-hr, Molniya orbit overcomes some of the problems associated with imaging of high latitude regions, as a spacecraft on this orbit spends a large amount of time over, say, the ... See full document

36

Extension of Martian orbits using continuous low-thrust propulsion

Extension of Martian orbits using continuous low-thrust propulsion

... Continuous low-thrust propulsion has been shown to enable novel orbits around Mars for enhanced remote ...achievable using existing Electric Propulsion ...allow ... See full document

18

Extension of the Molniya orbit using low-thrust propulsion

Extension of the Molniya orbit using low-thrust propulsion

... orbit using low-thrust propulsion is ...proposed, highly elliptical orbits are enabled by existing low-thrust propulsion technology, enabling new ... See full document

20

Extension of low-thrust propulsion to the autonomous coplanar circular restricted four body problem with application to future Trojan Asteroid missions

Extension of low-thrust propulsion to the autonomous coplanar circular restricted four body problem with application to future Trojan Asteroid missions

... of continuous low-thrust propulsion, has so far been confined to two and three- body ...for low thrust spacecraft has been extensively investigated from the late ...of ... See full document

12

Survey of highly non-Keplerian orbits with low-thrust propulsion

Survey of highly non-Keplerian orbits with low-thrust propulsion

... of highly non- Keplerian orbits from the larger sets of non-Keplerian orbits (NKOs) and natural Keplerian orbits is ...such orbits is given, tracing the field from its roots to current ... See full document

54

Displaced geostationary orbits using hybrid low-thrust propulsion

Displaced geostationary orbits using hybrid low-thrust propulsion

... non-Keplerian orbits (NKOs). By applying a continuous acceleration to counterbalance the gravitational acceleration, the geostationary orbit can be levitated above or below the equatorial plane, thereby ... See full document

29

Design of optimal Earth pole-sitter transfers using low-thrust propulsion

Design of optimal Earth pole-sitter transfers using low-thrust propulsion

... temporal resolution that nowadays can be obtained comes from satellites in geostationary orbit (GEO), but it is well known that high latitude regions are out of sight for GEO spacecraft. Recent studies are therefore ... See full document

27

Novel orbits of Mercury and Venus enabled using low-thrust propulsion

Novel orbits of Mercury and Venus enabled using low-thrust propulsion

... of Earth and other ...novel orbits of both Mercury and Venus to enhance the opportunities for remote ...sensing. Continuous low-thrust propulsion is used to extend the critical ... See full document

21

Displaced periodic orbits with low-thrust propulsion

Displaced periodic orbits with low-thrust propulsion

... craft propulsion. These propulsion systems can enable exciting new space-science mission concepts such as solar system exploration and deep space ...of highly non-Keplerian or- bits, within the frame ... See full document

15

Displaced geostationary orbits using hybrid low-thrust propulsion

Displaced geostationary orbits using hybrid low-thrust propulsion

... Electric Propulsion (SEP) has also been considered as a means to maintain displaced NKOs [9, ...is highly efficient as it enables high specific ...a low AD 2 ...the thrust component in the ... See full document

18

Low-thrust trajectories design for the European Student Moon Orbiter mission

Low-thrust trajectories design for the European Student Moon Orbiter mission

... electric propulsion option of the European Student Moon Orbiter (ESMO) ...the Earth-Moon transfer is presented ...a continuous tangential thrust until reaching an apogee of 280,000 ... See full document

14

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

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

... h elliptical sun-synchronous orbit at Venus with an argument of periapsis value of 270 degrees as a result of the numerical ...the extension of the critical inclination at Venus (Figure 11), a small drift ... See full document

26

Non-Keplerian orbits using hybrid solar sail propulsion for Earth applications

Non-Keplerian orbits using hybrid solar sail propulsion for Earth applications

... Chemical propulsion, to maintain the out-of-plane displaced GEO, was shown to perform very poorly due to a penalty on the ∆V for using pulsed rather than continuous control and a low specific ... See full document

275

Low-thrust enabled highly non-Keplerian orbits in support of future Mars exploration

Low-thrust enabled highly non-Keplerian orbits in support of future Mars exploration

... that highly non-Keplerian orbit opportunities about Earth and Mars offer the best cost – reward ratio from a practical perspective, allowing a usefully large domain of highly non-Keplerian ... See full document

38

Non-Keplerian orbits using low thrust, high ISP propulsion systems

Non-Keplerian orbits using low thrust, high ISP propulsion systems

... ISP propulsion systems with long lifetime and low thrust is improving, and opens up numerous possibilities for future ...of continuous thrust can be applied in all directions including ... See full document

15

Extension of Earth-Moon libration point orbits with solar sail propulsion

Extension of Earth-Moon libration point orbits with solar sail propulsion

... sail propulsion (Macdonald 2014; Macdonald and McInnes 2011; McInnes 1999; Vulpetti 2013; Vulpetti et ...By using a very large, very thin and highly reflective mem- brane, solar sails reflect ... See full document

20

Design of optimal Earth pole-sitter transfers using low thrust propulsion

Design of optimal Earth pole-sitter transfers using low thrust propulsion

... performed using data retrieved from satellites in highly inclined, low Earth orbits, restricting them to observe only narrow swaths of the polar regions during each ...Molniya ... See full document

17

Sun-synchronous highly elliptical orbits using low-thrust propulsion

Sun-synchronous highly elliptical orbits using low-thrust propulsion

... any low-thrust ...all orbits in ...an extension of this solution, and are only enabled through the use of continuous ...maximum thrust of 478 mN is required, which will decrease ... See full document

15

Static highly elliptical orbits using hybrid low-thrust propulsion

Static highly elliptical orbits using hybrid low-thrust propulsion

... Observations from GEO begin to degrade at around 55deg latitude; the previous analysis therefore details the minimum requirements to provide continuous global observation at any time. Therefore, to provide a more ... See full document

22

Static highly elliptical orbits using hybrid low-thrust propulsion

Static highly elliptical orbits using hybrid low-thrust propulsion

... in thrust range required by the SEP thrusters for all of the hybrid systems proposed for each ...the thrust range decreasing as the solar sail characteristic acceleration ...the thrust ranges shown ... See full document

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