ATK – Spaceflight Now

November 14, 2025

Breaking News

[ November 13, 2025 ] Blue Origin launches twin Mars probes for NASA as New Glenn makes first landing New Glenn
[ November 13, 2025 ] ULA launches ViaSat-3 following valve replacement on Atlas 5 rocket Atlas 5
[ November 13, 2025 ] Launch preview: Blue Origin to launch NASA’s ESCAPADE following scrubs from clouds, space weather Mission Reports
[ November 11, 2025 ] NASA scrubs ESCAPADE launch due to ‘highly elevated solar activity’ Mission Reports
[ November 11, 2025 ] Rocket Lab delays debut of Neutron rocket to 2026 Neutron

Orbital ATK targets resumption of Antares launches in March 2016

February 20, 2015 Stephen Clark

Space station resupply missions launched from Virginia are set to resume in March 2016, after Orbital ATK integrates newly-built rocket engines into the Ukrainian-made booster stage of the company’s commercial Antares rocket and puts it through an on-pad test firing in January.

Antares rocket’s enhanced upper stage debuts Tuesday

October 27, 2014 Stephen Clark

An upgraded Castor 30XL upper stage motor will provide the Antares rocket with an extra boost during launch with supplies and experiments for the International Space Station, a critical upgrade Orbital Sciences says will ensure it meets contractual cargo delivery requirements.