Launch index
To Be Determined

Minotaur IV | EWS OD-1

June 30, 2027 at 12:00 AM UTC

Vandenberg SFB, CA, USA

Minotaur IV | EWS OD-1 launch image
Mission imagery · Minotaur IV

Launch details

LAUNCH TIME UNCONFIRMED

T−00d00h00m00s

June 30, 2027 at 12:00 AM UTC

Status: To Be Determined · Live feed refreshes every 30 seconds

Space Launch Complex 8

Vandenberg SFB, CA, USA · 34.5764, -120.6324

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Launch site
Space Launch Complex 8

Vandenberg SFB, CA, USA

Launch probability
Not published
Window opens
June 30, 2027 at 12:00 AM UTC
Window closes
June 30, 2027 at 12:00 AM UTC
Feed updated
June 3, 2026 at 9:14 PM UTC

Mission description

The Electro-Optical/Infrared Weather System (EWS) Operational Demonstration-1 (OD-1) is a weather satellite for the United States Space Force. It is a prototype satellite made by General Atomics that will be place in LEO for a three-year demonstration mission of new EO/IR sensor technologies to various US military branches, and to act as a stop-gap for Defense Department needs for weather data.

Vehicle

Minotaur IV

Minotaur

Height

23.9 m

Diameter

2.35 m

LEO capacity

1,735 kg

Successful launches

5

Launch complex

Space Launch Complex 8

Vandenberg SFB, CA, USA

Vandenberg Space Force Base is a United States Space Force Base in Santa Barbara County, California. Established in 1941, Vandenberg Space Force Base is a space launch base, launching spacecraft from the Western Range, and also performs missile testing. The United States Space Force's Space Launch Delta 30 serves as the host delta for the base, equivalent to an Air Force air base wing. In addition to its military space launch mission, Vandenberg Space Force Base also hosts space launches for civil and commercial space entities, such as NASA and SpaceX.

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Official links

Mission updates

NET H1 2027.

June 3, 2026 at 9:14 PM UTC · Cosmic_Penguin

NET Q2-Q3 2026.

September 14, 2025 at 3:54 PM UTC · Cosmic_Penguin

Added launch.

January 12, 2024 at 11:24 AM UTC · Cosmic_Penguin