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Topping Mode

The cryogenic propellant loading for the Atlas V is complete, with the liquid oxygen tank of the first stage loaded and the Centaur upper stage’s liquid oxygen and hydrogen tanks in topping off mode.

Author Steven SiceloffPosted on December 3, 2015October 21, 2016Categories Cygnus, Orbital ATK

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Editor’s Note

On June 6, 2018, Orbital ATK, one of the original commercial resuppliers along with SpaceX, was officially acquired by Northrop Grumman. Visit the Northrop Grumman blog for continued coverage of commercial resupply launches.

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