HBTSS 1, 2

HBTSS 1 [L3 Harris]

HBTSS (Hypersonic and Ballistic Tracking Space Sensor) is an experimental early warning mission by the to evaluate a new sensor with improved sensitivity to detect and track hypersonic missiles, which have lower heat signatures from their exhaust plumes than larger long-range ballistic missiles, making them more challenging to see with the military's existing missile tracking satellites.

The two satellites were built by Northrop Grumman and L3 Harris respectively.

Nation: USA
Type / Application: Early warning
Operator: Missile Defense Agency (MDA)
Contractors: Northrop Grumman Space Technology, L3 Harris
Equipment:
Configuration:
Propulsion:
Power:
Lifetime:
Mass:
Orbit: 992 km 1004 km, 39.99 (#1); 993 km 1002 km, 40.00 (#2)
Satellite COSPAR Date LS Launch Vehicle Remarks
HBTSS 1 2024-028F 14.02.2024 CC SLC-40 Falcon-9 v1.2 (Block 5) with HBTSS 1, 2, T0TR 5, 6, 7, 8
HBTSS 2 2024-028A 14.02.2024 CC SLC-40 Falcon-9 v1.2 (Block 5) with HBTSS 1, 2, T0TR 5, 6, 7, 8

Launch Sites:

  • CC =   Cape Canaveral Space Force Station, Eastern Test Range, Cape Canaveral, Florida, USA   USA

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