Get Ready for an Exciting Launch!

Tonight at 6:11 p.m. EDT (2211 GMT), SpaceX is set to make waves as it launches Northrop Grumman's groundbreaking "Cygnus XL" cargo spacecraft on its very first mission to the International Space Station (ISS)! This thrilling event promises to be a spectacle you won’t want to miss.

What to Expect During the Liftoff?

The launch will occur from Cape Canaveral Space Force Station in Florida, and you can catch every moment live! Both SpaceX and NASA will stream the event, starting approximately 30 minutes before liftoff. Stay tuned because Space.com will also provide coverage if it’s available.

A Mission of Milestones: NG-23 Takes Flight!

Dubbed NG-23, this mission marks Northrop Grumman's 23rd cargo run to the ISS for NASA. It also holds the honor of being the first Cygnus launch since August 2024, as previous missions faced delays and setbacks.

Introducing the Cygnus XL: Bigger and Better!

This time around, the Cygnus XL is taking center stage, boasting enhanced capabilities. The previous model delivered about 8,500 pounds (3,855 kg) of cargo to the ISS, but the Cygnus XL is raising the stakes, transporting an impressive 11,000 pounds (4,990 kg) this mission!

Packed with Innovations!

Aboard the Cygnus XL are vital supplies aimed at pushing the boundaries of science. Expect materials for producing semiconductor crystals, cutting-edge equipment to enhance cryogenic tank technology, and a specialized UV light system designed to inhibit the growth of harmful microbes in water systems. Additionally, it will carry resources to create pharmaceutical crystals potentially useful in treating cancer and other serious ailments.

Historical Tribute and Arrival Details!

The spacecraft, named S.S. William "Willie" McCool in honor of one of the astronauts lost in the tragic 2003 Columbia shuttle disaster, is set to arrive at the ISS on Wednesday, September 17, at 6:35 a.m. EDT (1035 GMT). This won't be a straightforward docking; the ISS's Canadarm2 robotic arm will capture it instead.

Don't Miss the Live Coverage!

NASA will also provide live streaming of this significant docking process starting at 5 a.m. EDT (0900 GMT) on Wednesday. Make sure you tune in!

What Happens Next?

Once NG-23's Cygnus has completed its mission, it will remain attached to the ISS until March 2026, when it will make a spectacular exit, burning up upon re-entry into Earth's atmosphere.