What is the difference between "Starlink" and "Star Shield"?

Reference News Network, October 17 According to a Reuters report on October 14, Ukraine stated on the 14th that SpaceX, owned by Elon Musk, has restricted military-grade "Starlink" services, hindering Ukraine's drone strike missions and air defense operations.

This complaint has reignited external attention on the distinction between "Starlink" and "Starshield." The former is SpaceX's commercial satellite internet service, while the latter is the military version developed for the Pentagon. Although Musk claims that the two systems are independent, they share the same underlying satellite technology in many cases.

What is "Starlink"?

"Starlink" is a satellite internet network consisting of over 11,000 satellites. These satellites deliver broadband services directly to user terminals, which are roughly the size of a folded newspaper. It has about 13 million subscribers, ranging from households and hikers to shipping companies and major airlines.

At the beginning of the Russia-Ukraine conflict, "Starlink" provided Ukraine with a crucial communication advantage and reshaped how military forces operate on the battlefield. However, Musk later restricted certain military uses of "Starlink," while promoting the "Starshield" system, which is developed for missions of the U.S. government and military with higher security.

What is "Starshield"?

"Starshield" is a business unit of SpaceX that develops military and intelligence satellite systems for the Pentagon.

While its mission is separate from the commercial broadband service of "Starlink," the distinction between the two is not always clear: "Starshield's" secure communication services use stronger encryption and dedicated terminals, yet still rely on the extensive "Starlink" network as its backbone.

SpaceX states that "Starshield" utilizes the technology, engineering, and operational experience of "Starlink." In addition to secure communications, this military version can provide users with earth observation capabilities and integrate sensors or other payloads.

Since Russia threatened to strike Western satellites supporting Ukraine in 2022, the relationship between "Starlink" and "Starshield" has been a topic of concern. Later that year, SpaceX announced "Starshield," but confidentiality arrangements related to national security space projects have made it difficult to clarify the exact boundaries of the two systems. (Translated by Liu Yuehua)