Sinclair Interplanetary


The Company

Founded in 2001 by Doug Sinclair, Sinclair Interplanetary is a supplier of hardware, software, training and expertise to the spacecraft community.  The primary focus is on low-cost, rapid-schedule programs to produce micro- or nano-satellites.

Latest News

Recent Announcements

  • Interview with NewSpace People A recent interview with NewSpace People is here.I'm not really sure that Sinclair Interplanetary is a NewSpace company.  In some ways we are very conventional.  We deliver a ...
    Posted May 19, 2017, 2:42 PM by Doug Sinclair
  • Optical Communications Datasheets are Live The datasheets for optical crosslinks and downlinks are now available here.I will be at the Smallsat Symposium on Feb 7 & 8, and look forward to hearing the latest news
    Posted Feb 3, 2017, 10:13 AM by Doug Sinclair
  • The Order Book is Open Again! After a year of hard work, we are most of the way through our production backlog.  At this time we can start accepting new orders for reaction wheels and star ...
    Posted Jan 6, 2017, 12:48 PM by Doug Sinclair
  • The Benefits of Taking a Rest In February of 2016 we closed our order book for the year, in order to concentrate on renewing the organization.  It's not quite 2017 yet, but we have made ...
    Posted Oct 16, 2016, 12:03 PM by Doug Sinclair
  • Another week, another launch... Congratulations to ISRO and SpaceFlight Industries on today's successful PSVL launch.  It carries BlackSky Pathfinder-1, which incorporates Sinclair Interplanetary reaction wheels.
    Posted Sep 26, 2016, 12:21 PM by Doug Sinclair
Showing posts 1 - 5 of 53. View more »


Star Trackers

Reaction Wheels

Optical Communications

Licensed Products

Inventory for Sale

Special Products and Services 

Capabilities and Equipment 

Space Heritage 


Peaceful Use Policy

Free to a Good Home