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Long Wall

Formerly ABL Space Systems, a small-rocket startup whose RS1 failed to reach orbit twice. It left the launch business in 2025 and is now developing missile-defense systems and target rockets for the US military. (1 product in the atlas)

Listed for history: the company no longer sells launch services.

Products, by altitude

Launch · From the pad to orbit

  • Retired

    RS1

    Small rocket whose two orbital attempts both failed

Milestones

  • Feb 2025 Renamed from ABL Space Systems to Long Wall and dropped small-satellite launch to focus on missile defense; RS1 is being repurposed as a military target vehicle.⁠1

Sources

  1. SpaceNewsFeb 20, 2025

Updated Oct 22, 2026 · How we source facts · Suggest a correction