Falcon 9 Block 5 | Cygnus CRS-2 NG-23 (S.S. William “Willie” C. McCool)

Mission Status

The launch vehicle successfully inserted its payload(s) into the target orbit(s).

Weather Probability 90% GO

Mission Updates

Sep 15, 12:04 AM Cosmic_Penguin

Spacecraft in operation with solar arrays deployed.

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Sep 14, 10:27 PM Cosmic_Penguin

Spacecraft separation.

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Sep 14, 10:12 PM Cosmic_Penguin

Liftoff.

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Sep 14, 09:49 PM LL2

Official Webcast by NASA has started

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Sep 14, 09:30 PM Cosmic_Penguin

Updated launch weather, 85% GO.

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Sep 13, 11:11 PM Cosmic_Penguin

Tweaked T-0.

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Sep 13, 01:46 PM Cosmic_Penguin

Weather is 75% favorable for launch.

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Sep 12, 08:28 PM Cosmic_Penguin

Updated launch weather, 70% GO.

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Sep 7, 10:56 PM Cosmic_Penguin

Tweaked T-0.

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Sep 5, 02:04 PM Cosmic_Penguin

Moved up to September 14.

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Aug 29, 02:50 AM Cosmic_Penguin

GO for launch.

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Aug 22, 01:34 PM hitura-nobad

NET 15th September at 6 PM local from SLC-40

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Apr 25, 07:00 PM Cosmic_Penguin

NET mid-September.

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Mar 24, 12:14 AM Cosmic_Penguin

NET August 2025. (page SO-27)

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Mission Details

This is the 23rd flight of the Northrop Grumman's uncrewed resupply spacecraft Cygnus and its 22nd flight to the International Space Station under the Commercial Resupply Services contract with NASA.

Mission Type Resupply
Orbit Low Earth Orbit
Launch Window 10:11 PM - 10:11 PM

Rocket Configuration

Name Falcon 9 Block 5
Manufacturer SpaceX
Height 70 m
Diameter 3.65 m
Maiden Flight 2018-05-11
Success Rate 571/572 (100%)

Falcon 9 is a two-stage rocket designed and manufactured by SpaceX for the reliable and safe transport of satellites and the Dragon spacecraft into orbit. The Block 5 variant is the fifth major interval aimed at improving upon the ability for rapid reusability.