Mission Design of DESTINY+: Toward Active Asteroid (3200) Phaethon

Naoya Ozaki, Takayuki Yamamoto, Nishanth Pushparaj, Ferran Gonzalez-Franquesa, Roger Gutierrez-Ramon, Takuya Chikazawa, Kanta Yanagida, Dan Padilha, Diogene Alessandro Dei Tos, Onur C. Elik, Nicola Marmo, Yasuhiro Kawakatsu, Kazutaka Nishiyama, Takeshi Takashimai

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

DESTINY+ is an upcoming JAXA Epsilon medium-class mission to be launched in 2024. The spacecraft will demonstrate advanced technologies, including highly efficient solar electric propulsion to enable deep space missions with lower costs and higher frequency. As the nominal science mission, the spacecraft will perform a high-speed flyby observation of (3200) Phaethon. Visits to several other asteroids are part of the extended mission. This paper presents the mission design and flight operation overview of the DESTINY+ mission. Epsilon S launch vehicle has the capability to insert the spacecraft into a near geostationary transfer orbit. The spacecraft will raise its orbit by solar electric propulsion in a spiral-shaped trajectory that will take it to the vicinity of the Moon. A number of lunar gravity assists will allow the spacecraft to fly to an interplanetary orbit that will take it to multiple asteroid flybys. In addition to the mission analysis, this paper includes an operational feasibility study, as it is highly coupled with system constraints.

Original languageEnglish
Title of host publicationIAF Astrodynamics Symposium 2021 - Held at the 72nd International Astronautical Congress, IAC 2021
PublisherInternational Astronautical Federation, IAF
ISBN (Electronic)9781713843078
Publication statusPublished - 2021
Externally publishedYes
EventIAF Astrodynamics Symposium 2021 at the 72nd International Astronautical Congress, IAC 2021 - Dubai, United Arab Emirates
Duration: Oct 25 2021Oct 29 2021

Publication series

NameProceedings of the International Astronautical Congress, IAC
VolumeC1
ISSN (Print)0074-1795

Conference

ConferenceIAF Astrodynamics Symposium 2021 at the 72nd International Astronautical Congress, IAC 2021
Country/TerritoryUnited Arab Emirates
CityDubai
Period10/25/2110/29/21

All Science Journal Classification (ASJC) codes

  • Aerospace Engineering
  • Astronomy and Astrophysics
  • Space and Planetary Science

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