Secondary Payloads Increasingly Take Center Stage

CubeSats (Credit: ESA/Medialab)

by Douglas Messier
Managing Editor

On most launches, the small secondary satellites that ride along with the primary payloads garner little attention.

That has begun to change in recent years as CubeSats have become increasingly capable. The importance of these small satellites could be seen in the recent launch of an Indian PSLV rocket, which carried a CartoSat Earth observation satellite and 30 secondary spacecraft from India, Canada, Finland, France, Republic of Korea, UK and the United States.

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