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

  • Happy 4th Birthday to the ST-16 On this day in 2013 the first five ST-16 star trackers were launched.  They were carried on Skysat-1, Skysat-2, and BRITE-PL1 (AKA BRITE-LEM).All three ...
    Posted by Doug Sinclair
  • Trick or Treat x 6 Congratulations to Planet on the Halloween launch of 6 more SkySat spacecraft.  These carry a total of 12 ST-16RT2 star trackers, made by Sinclair Interplanetary, and 24 RW3-1 ...
    Posted Nov 3, 2017, 11:17 AM by Doug Sinclair
  • satellite_count += 6; Last night's Soyuz launch carried a host of small spacecraft.  Among them are:NORSAT-1 and -2Landmapper-BC 1 and 2MKA-N 1 and 2These satellites ...
    Posted Jul 14, 2017, 4:02 AM by Doug Sinclair
  • Order book empty, for a brief shining moment When Cordell Grant, our COO, joined the company in mid-November we had 60 line items in our order book.  Thanks in large part to his hard work and skillful ...
    Posted Jun 27, 2017, 11:04 AM by Doug Sinclair
  • 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
Showing posts 1 - 5 of 57. 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