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TECHNICAL ISO/DTS
DRAFT
SPECIFICATION 6434
ISO/TC 20/SC 14
Space systems — Design, testing and
Secretariat: ANSI
operation of a large constellation of
Voting begins on:
2023-03-13 spacecraft
Voting terminates on:
2023-05-08
RECIPIENTS OF THIS DRAFT ARE INVITED TO
SUBMIT, WITH THEIR COMMENTS, NOTIFICATION
OF ANY RELEVANT PATENT RIGHTS OF WHICH
THEY ARE AWARE AND TO PROVIDE SUPPOR TING
DOCUMENTATION.
IN ADDITION TO THEIR EVALUATION AS
Reference number
BEING ACCEPTABLE FOR INDUSTRIAL, TECHNO-
ISO/DTS 6434:2023(E)
LOGICAL, COMMERCIAL AND USER PURPOSES,
DRAFT INTERNATIONAL STANDARDS MAY ON
OCCASION HAVE TO BE CONSIDERED IN THE
LIGHT OF THEIR POTENTIAL TO BECOME STAN-
DARDS TO WHICH REFERENCE MAY BE MADE IN
NATIONAL REGULATIONS. © ISO 2023
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ISO/DTS 6434:2023(E)
FINAL
TECHNICAL ISO/DTS
DRAFT
SPECIFICATION 6434
ISO/TC 20/SC 14
Space systems — Design, testing and
Secretariat: ANSI
operation of a large constellation of
Voting begins on:
spacecraft
Voting terminates on:
COPYRIGHT PROTECTED DOCUMENT
© ISO 2023
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
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or ISO’s member body in the country of the requester.
RECIPIENTS OF THIS DRAFT ARE INVITED TO
ISO copyright office
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OF ANY RELEVANT PATENT RIGHTS OF WHICH
CP 401 • Ch. de Blandonnet 8
THEY ARE AWARE AND TO PROVIDE SUPPOR TING
CH-1214 Vernier, Geneva
DOCUMENTATION.
Phone: +41 22 749 01 11
IN ADDITION TO THEIR EVALUATION AS
Reference number
Email: [email protected]
BEING ACCEPTABLE FOR INDUSTRIAL, TECHNO
ISO/DTS 6434:2023(E)
Website: www.iso.org
LOGICAL, COMMERCIAL AND USER PURPOSES,
DRAFT INTERNATIONAL STANDARDS MAY ON
Published in Switzerland
OCCASION HAVE TO BE CONSIDERED IN THE
LIGHT OF THEIR POTENTIAL TO BECOME STAN
DARDS TO WHICH REFERENCE MAY BE MADE IN
ii
© ISO 2023 – All rights reserved
NATIONAL REGULATIONS. © ISO 2023
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ISO/DTS 6434:2023(E)
Contents Page
Foreword .iv
Introduction .v
1 Scope . 1
2 Normative reference .1
3 Terms and definitions . 1
4 Abbreviated terms . 2
5 Requirements . 2
5.1 Mission design. 2
5.1.1 Orbit selection of constellation and maintenance to minimise collision risk . 2
5.1.2 Intraconstellation collision avoidance . 2
5.1.3 Space debris mitigation . 3
5.1.4 Selection of launch service providers . 3
5.1.5 Assessment on the longterm evolution of debris environment . 3
5.2 Spacecraft design .
...