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L3Harris, Sierra Space to build 36 satellites to expand U.S. missile-tracking network

L3Harris and Sierra Space have been awarded contracts to build 36 satellites for the U.S. 'Golden Dome' missile-tracking network.

By · Published July 16, 2026 at 09:47 UTC · Updated July 16, 2026 at 14:33 UTC

7sources
7articles
5velocity
+0%since first seen
63d agofirst detected

Evidence dossier

Intelligence passport

66/100 Strong
7distinct sources shown
40velocity measurements
1language editions checked
All brief claims passed the second-source checkbrief evidence status

Measured timeline

  1. Detected The first matching coverage entered the Archynetys cluster.
  2. Latest coverage observed Most recent article currently attached to this story cluster.
  3. Peak measured velocity The recorded velocity reached 5.
  4. Evidence threshold reached The story had enough independent coverage for an explanatory brief.
  5. Outcome review added Archynetys revisited the signal after coverage cooled.

Source diversity sample: Interesting Engineering · The Denver Post · Seeking Alpha · sda.mil · Reuters · Air & Space Forces Magazine · SpaceNews.

How this dossier is built: methodology · AI policy · corrections.

📍 Aftermath

The Space Development Agency awarded contracts to L3Harris and Sierra Space to build 36 satellites for the Golden Dome missile-tracking network. L3Harris was tasked with supplying 18 satellites to track hypersonic missiles.

Epilogue added 61d ago, after coverage quieted.

Sources (7)

The story so far

⚡ Executive Intelligence Takeaways Corroborated across 7 independent newsrooms
  • Velocity & Diffusion: Coverage exploded across 7 distinct news outlets with 7 published articles, achieving a live velocity of 5.
  • Primary Driver: L3Harris and Sierra Space have been awarded contracts to build 36 satellites for the U.S. 'Golden Dome' missile-tracking network.
  • Predictive Outlook: Archynetys algorithmic models forecast this story will fade from trending status over the next 24 hours.
  • Source Integrity: Verified strictly against primary headline reporting under zero-hallucination protocols.

The Space Development Agency has issued awards for the construction of 36 Accelerated Missile Defense Tracking Layer satellites for Tranche 3. This initiative, known as 'Golden Dome for America,' is designed to expand the U.S. missile-tracking network to monitor hypersonic missiles.

Coverage from Reuters, SpaceNews, and The Denver Post emphasizes the financial scale and distribution of the contracts. L3Harris was awarded a $955 million contract for 18 satellites, while Sierra Space secured a $798 million contract.

Future developments involve the deployment of these satellites as part of the Space Force's efforts to enhance missile defense tracking capabilities.

Synthesized by Archynetys from the headlines below under a strict no-invention contract. ✓ fact-checked: all claims supported by sources Updated 61d ago.

The obvious questions

Who is building the satellites?

L3Harris and Sierra Space are the companies awarded the contracts to build the satellites.

What is the purpose of the satellites?

The satellites are intended to expand the U.S. missile-tracking network and track hypersonic missiles.

What is the total number of satellites being built for Tranche 3?

The Space Development Agency issued awards for a total of 36 satellites.

How fast it spread

How fast coverage is spreading — measured hourly from article rate × source diversity. How this works →

Topics

L3Harris Sierra Space Space Development Agency Golden Dome U.S. Space Force

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