A SpaceX Falcon 9 rocket carrying Northrop Grumman’s Cygnus XL spacecraft is launched on NASA’s Northrop Grumman Commercial Resupply Services 23 (NG-23) mission to the International Space Station on Sunday, Sept. 14, 2025 at 6:11 p.m. EDT from Space Launch Complex 40 at Cape Canaveral Space Force Station in Florida. Credit: Ken Kremer/ SpaceUpClose.com
KENNEDY SPACE CENTER/ CAPE CANAVERAL SPACE FORCE STATION, FL – The maiden mammoth Northrop Grumman-built Cygnus Cargo ship thundered to orbit from Cape Canaveral bound for launch the International Space Station (ISS) carrying its heaviest payload to date under a commercial resupply services contract with NASA.
Liftoff of the NASA, Northrop Grumman, and SpaceX mission took place right on time at 6:11 p.m. EDT, Sunday, Sept. 14, from Space Launch Complex 40 at Cape Canaveral Space Force Station in Florida, for this next launch to deliver critically needed science investigations, supplies, spare parts and equipment to the astronauts and cosmonauts serving aboard the ISS
SpaceX Falcon 9 carrying Northrop Grumman’s Cygnus XL spacecraft is launched on NASA’s Northrop Grumman Commercial Resupply Services 23 (NG-23) mission to the International Space Station on Sunday, Sept. 14, 2025 at 6:11 p.m. EDT from Space Launch Complex 40 at Cape Canaveral Space Force Station in Florida. Credit: Ken Kremer/ SpaceUpClose.com
The mission is dubbed NASA’s Northrop Grumman Commercial Resupply Services 23, or Northrop Grumman CRS-23.
It marks the first flight of the Cygnus XL, the larger, more cargo-capable version of the company’s solar-powered spacecraft.
SpaceX Falcon 9 carrying Northrop Grumman’s Cygnus XL spacecraft is launched on NASA’s Northrop Grumman Commercial Resupply Services 23 (NG-23) mission to the International Space Station on Sunday, Sept. 14, 2025 at 6:11 p.m. EDT from Space Launch Complex 40 at Cape Canaveral Space Force Station in Florida. Credit: Ken Kremer/ SpaceUpClose.com
Eight minutes later the 1st stage nailed a landing back at the Cape at LZ-2 sending screaming sonic booms across the Space Coast and beyond.
1st stage landing at LZ-2 eight minutes after SpaceX Falcon 9 carrying Northrop Grumman’s Cygnus XL spacecraft is launched on NASA’s Northrop Grumman Commercial Resupply Services 23 (NG-23) mission to the International Space Station on Sunday, Sept. 14, 2025 at 6:11 p.m. EDT from Space Launch Complex 40 at Cape Canaveral Space Force Station in Florida. Credit: Jean Wright/ SpaceUpClose.com
This counts as the fourth flight for the Falcon 9 1st stage booster tail number B1094.
It previously flew a Starlink mission, Axiom Mission 4 and NASA’s Crew-11.
Fire and fury from 1.7 million lbs liftoff thrust NG-23 upon ignition of SpaceX Falcon 9 carrying Northrop Grumman’s Cygnus XL spacecraft launched on NASA’s Northrop Grumman Commercial Resupply Services 23 (NG-23) mission to the ISS on Sunday, Sept. 14, 2025 at 6:11 p.m. EDT from Space Launch Complex 40 at Cape Canaveral Space Force Station in Florida. Credit: Ken Kremer/ SpaceUpClose.com
Cygnus separated from the Falcon 9 upper stage 14 and a half minutes after liftoff and deployed its solar power producing arrays
This upgraded Cygnus XL version is 5 feet longer than the prior version and can carry about 2300 lbs more cargo – translating to an increase capacity of about 33%
Overall the Cygnus XL spacecraft is filled with more than 11,000 pounds of supplies
“It’s really critical because we can deliver significantly more science as well as we’re able to deliver a lot more cargo prelaunch, really trying to drive down the cost per kilogram to NASA,” said Ryan Tinter, vice president of Civil Space Systems for Northrop Grumman.
“As we’re setting up for the future of commercial [low Earth orbit], we’re trying to make sure that we are ready with these kind of commercial and economic options to get a lot of capability and a lot of equipment into space.”
Cygnus XL is scheduled to be captured at 6:35 a.m. on Wednesday, Sept. 17, by the Canadarm2 robotic arm, which NASA astronaut Jonny Kim will operate with assistance from NASA astronaut Zena Cardman.
Following capture, the spacecraft will be installed to the Unity module’s Earth-facing port for cargo unloading.
1st stage landing at LZ-2 eight minutes after SpaceX Falcon 9 carrying Northrop Grumman’s Cygnus XL spacecraft is launched on NASA’s Northrop Grumman Commercial Resupply Services 23 (NG-23) mission to the International Space Station on Sunday, Sept. 14, 2025 at 6:11 p.m. EDT from Space Launch Complex 40 at Cape Canaveral Space Force Station in Florida. Credit: Ken Kremer/ SpaceUpClose.comFire and fury from 1.7 million lbs liftoff thrust NG-23 upon ignition of SpaceX Falcon 9 carrying Northrop Grumman’s Cygnus XL spacecraft launched on NASA’s Northrop Grumman Commercial Resupply Services 23 (NG-23) mission to the ISS on Sunday, Sept. 14, 2025 at 6:11 p.m. EDT from Space Launch Complex 40 at Cape Canaveral Space Force Station in Florida. Credit: Ken Kremer/ SpaceUpClose.com
Enjoy our photos taken by the Space UpClose team of Ken Kremer and Jean Wright covering the launch from NASA’s Kennedy Space Center Press Site.
SpaceX Falcon 9 carrying Northrop Grumman’s Cygnus XL spacecraft is launched on NASA’s NG-23 mission to the International Space Station on Sept. 14, 2025 at 6:11 p.m. EDT from Space Launch Complex 40 at Cape Canaveral Space Force Station in Florida. Credit: Jean Wright/ SpaceUpClose.com
Ken Kremer of Space UpClose was interviewed by WFTV ABC News Orlando about the NG-23 mission
NG-23 mission logo
Cygnus & Contrails soaring over Ken Kremer and Kennedy Space Center for NG-23 cargo mission to ISS. NASA Northrop Grumman Corporation biggest ever Cygnus XL cargo ship maiden voyage roars off pad 40 at 611 PM ET Sun Sep 25, 2025. Credit: Ken Kremer/ SpaceUpClose.com
Ken Kremer and Jean Wright of Space UpClose reporting on the NG-23 resupply mission to the ISS from NASA’s Kennedy Space Center Press Site on Sept. 14, 2005. Credit: Ken Kremer/ SpaceUpClose.com
Ken Kremer and Jean Wright of Space UpClose reporting on the NG-23 resupply mission to the ISS from NASA’s Kennedy Space Center Press Site on Sept. 14, 2005. Credit: Ken Kremer/ SpaceUpClose.com
Watch for Ken’s continuing onsite coverage of NASA, SpaceX, ULA, Boeing, Lockheed Martin, Northrop Grumman and more space and mission reports direct from Kennedy Space Center and Cape Canaveral Air Force Station in Florida and Wallops Flight Facility in Virginia. Stay tuned here for Ken's continuing Earth and Planetary science and human spaceflight news. Dr. Kremer is a research scientist and journalist based in the KSC area, active in outreach and interviewed regularly on TV and radio about space topics. Ken’s photos are for sale and he is available for lectures and outreach events.
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