SpaceX Dragon Lifts Off to Resupply Station Crew

SpaceX Dragon Lifts Off to Resupply Station Crew

The SpaceX Falcon 9 rocket with Dragon atop launches on time from Cape Canaveral Space Force Station in Florida.
The SpaceX Falcon 9 rocket with Dragon atop launches on time from Cape Canaveral Space Force Station in Florida.
NASA+

At 2:45 a.m. EDT, over 5,000 pounds of scientific investigations and cargo launched to the International Space Station aboard the SpaceX Dragon spacecraft for the company’s 33rd commercial resupply services mission for NASA. The spacecraft lifted off on a SpaceX Falcon 9 rocket from Space Launch Complex 40 at Cape Canaveral Space Force Station in Florida.

About 10 minutes after launch, Dragon will separate from the rocket’s second stage, open its nosecone, and begin a carefully choreographed series of maneuvers to reach the space station. 

Dragon will arrive at the orbiting outpost at 7:30 a.m. on Monday, Aug. 25, and dock autonomously to the forward port of the space station’s Harmony module. 

NASA will provide live coverage of the spacecraft’s rendezvous and docking beginning at 6 a.m. on NASA+, Netflix, Amazon Prime and more. Learn how to watch NASA content through a variety of platforms, including social media. 

Learn more about station activities by following the space station blog, @space_station on X, as well as the ISS Facebook and ISS Instagram accounts.

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Mark A. Garcia

NASA Science, Cargo Launch on 33rd SpaceX Resupply Mission to Station

NASA Science, Cargo Launch on 33rd SpaceX Resupply Mission to Station

NASA’s SpaceX 33rd commercial resupply mission successfully launched to deliver supplies and science investigations to the International Space Station from Space Launch Complex 40 at Cape Canaveral Space Force Station in Florida on Aug. 24, 2025.
Credit: NASA

Following a successful launch of NASA’s SpaceX 33rd commercial resupply mission, new scientific experiments and cargo for the agency are bound for the International Space Station.

The SpaceX Dragon spacecraft, carrying more than 5,000 pounds of supplies to the orbiting laboratory, lifted off at 2:45 a.m. EDT on Sunday, on the company’s Falcon 9 rocket from Space Launch Complex 40 at Cape Canaveral Space Force Station in Florida.

“Commercial resupply missions to the International Space Station deliver science that helps prove technologies for Artemis lunar missions and beyond,” said acting NASA Administrator Sean Duffy. “This flight will test 3D printing metal parts and bioprinting tissue in microgravity – technology that could give astronauts tools and medical support on future Moon and Mars missions.”

Live coverage of the spacecraft’s arrival will begin at 6 a.m., Monday, Aug. 25, on NASA+, Netflix, Amazon Prime, and more. Learn how to watch NASA content through a variety of platforms, including social media.

The spacecraft is scheduled to dock autonomously at approximately 7:30 a.m. to the forward port of the space station’s Harmony module.

In addition to food, supplies, and equipment for the crew, Dragon will deliver several experiments, including bone-forming stem cells for studying bone loss prevention and materials, to 3D print medical implants that could advance treatments for nerve damage on Earth. Dragon also will deliver bioprinted liver tissue to study blood vessel development in microgravity, as well as supplies to 3D print metal cubes in space.

These are just a sample of the hundreds of biology and biotechnology, physical sciences, Earth and space science investigations conducted aboard the orbiting laboratory. This research benefits people on Earth while laying the groundwork for other agency deep space missions. As part of NASA’s Artemis campaign, the agency will send astronauts to the Moon to prepare for future human exploration of Mars, inspiring the world through discovery in a new Golden Age of innovation and exploration.

During the mission, Dragon also will perform a reboost demonstration of station to maintain its current altitude. The hardware, located in the trunk of Dragon, contains an independent propellant system separate from the spacecraft to fuel two Draco engines using existing hardware and propellant system design. The boost kit will help sustain the orbiting lab’s altitude starting in September with a series of burns planned periodically throughout the fall of 2025. During NASA’s SpaceX 31st commercial resupply services mission on Nov. 8, 2024, the Dragon spacecraft performed its first demonstration of these capabilities.

The Dragon spacecraft is scheduled to remain at the space station until December, when it will depart the orbiting laboratory and return to Earth with research and cargo, splashing down off the coast of California.

Learn more about the International Space Station at:

https://www.nasa.gov/international-space-station

-end-

Joshua Finch
Headquarters, Washington
202-358-1100
joshua.a.finch@nasa.gov

Steven Siceloff
Kennedy Space Center, Fla.
321-876-2468
steven.p.siceloff@nasa.gov

Sandra Jones / Joseph Zakrzewski
Johnson Space Center, Houston
281-483-5111
sandra.p.jones@nasa.gov / joseph.a.zakrzewski@nasa.gov

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Aug 24, 2025

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Jessica Taveau

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Jessica Taveau

SpaceX Dragon Cargo Mission Counts Down to Launch

SpaceX Dragon Cargo Mission Counts Down to Launch

A SpaceX Falcon 9 rocket, with the company’s Dragon spacecraft, stands in a vertical position at Space Launch Complex 40 at Cape Canaveral Space Force Station in Florida on Tuesday, March 19, 2024
A SpaceX Falcon 9 rocket, with the company’s Dragon spacecraft, stands in a vertical position at Space Launch Complex 40 at Cape Canaveral Space Force Station in Florida on March 19, 2024.
SpaceX

NASA’s coverage is underway on NASA+, Netflix,Amazon Prime, and more for the launch of SpaceX’s 33rd commercial resupply services mission to the International Space Station. Learn how to watch NASA content through a variety of platforms, including social media. 

The SpaceX Dragon spacecraft is scheduled for liftoff at 2:45 a.m. EDT on the company’s Falcon 9 rocket from Space Launch Complex 40 at Cape Canaveral Space Force Station in Florida. 

Filled with more than 5,000 pounds of scientific investigations, food, supplies, and equipment, Dragon will arrive at the orbiting outpost at approximately 7:30 a.m. on Monday, Aug. 25, and dock autonomously to the forward port of the space station’s Harmony module.  

NASA will provide live coverage of the spacecraft’s rendezvous and docking beginning at 6 a.m. on NASA+, Amazon Prime, and more.  

Research conducted aboard the space station advances future space exploration – including Artemis missions to the Moon and astronaut missions Mars – and provides multiple benefits to humanity. 

Learn more about station activities by following the space station blog, @space_station on X, as well as the ISS Facebook and ISS Instagram accounts.

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Mark A. Garcia

Crew Awaits Dragon Cargo Mission and Keeps Up Human Research

Crew Awaits Dragon Cargo Mission and Keeps Up Human Research

NASA astronaut and Expedition 73 Flight Engineer Zena Cardman operates the robotics workstation in the International Space Station’s Destiny laboratory module during a computerized test tracking space-related effects on her brain function. Part of the CIPHER suite of 14 human research investigations, the cognition study could lead to advanced tools like brain scans and task simulations for future long-duration missions.
NASA astronaut Zena Cardman operates the robotics workstation in the Destiny laboratory module during a computerized test tracking space-related effects on her brain function.
NASA

The SpaceX Falcon 9 rocket with the Dragon cargo craft atop has rolled out to its launch pad at Cape Canaveral Space Force Station in Florida counting down to a launch targeted for no earlier than 2:45 a.m. on Sunday. Dragon is scheduled to dock to the International Space Station’s forward port on the Harmony module at 7:30 a.m. on Monday delivering over 5,000 pounds of science, supplies, and hardware to the Expedition 73 crew. NASA+ will begin its launch coverage at 2:25 a.m. on Sunday. Docking coverage begins at 6 a.m. on Monday.

NASA Flight Engineers Mike Fincke and Jonny Kim will be on duty on Monday monitoring Dragon’s automated approach and rendezvous. Fincke will be the first one to open Dragon’s hatch after it docks and enter the vehicle beginning four months of Dragon cargo operations. He and Kim joined fellow flight engineers Zena Cardman of NASA and Kimiya Yui of JAXA (Japan Aerospace Exploration Agency) on Friday and reviewed Dragon’s mission profile and the variety of cargo they will unpack and stow inside the space station.

Meanwhile, the orbital residents kept up their human research on Friday exploring how weightlessness affects the heart, muscle, and bone systems. Spacesuit work and lab maintenance rounded out the crew’s schedule at the end of the week.

Kim worked throughout the day inside the Columbus laboratory module on biomedical science operations for the CIPHER investigation. The former Navy SEAL called down to doctors on the ground who monitored as he attached electrodes to his chest and scanned his thigh artery with an ultrasound device. The data will give doctors an insight into an astronaut’s cardiovascular system helping improve health monitoring tools and protecting crews traveling farther and living longer in space.

Fincke set up high-definition cameras and a motion capture system inside the Tranquility module that would record his workout on the advanced resistive exercise device (ARED), hardware that mimics free weights on Earth. The exercise research is for the ARED Kinematics investigation that observes the stresses that an astronaut’s muscles and bones experience during a workout in microgravity. Results may lead to improved exercise programs in space and safer training and better rehabilitation procedures on Earth.

Cardman and Yui took the morning off on Friday before wrapping up their workweek with science and maintenance duties. Cardman first took a robotics test on a computer for the portion of the CIPHER study that measures cognition, or space-caused changes to her brain structure and function. Next, she installed high-definition cameras that Fincke had serviced the day before on to a spacesuit helmet. Yui swapped fuel bottles for combustion research in the Kibo laboratory module then stowed the ARED hardware Fincke used earlier during his exercise investigation.

Station Commander Sergey Ryzhikov and Flight Engineer Alexey Zubritsky, both from Roscosmos, took turns studying how microgravity affects the cells that line the interior of the blood vessels and how blood flows into tiny vessels. The duo then split up inventorying space station tools and cleaning ventilation systems throughout the orbiting lab’s Roscosmos segment.

Roscosmos Flight Engineer Oleg Platonov began his shift at the end of the week downloading Earth imagery of Southeast Asian and Australian landmarks captured automatically during the crew’s sleep shift. He then spent the rest of his day inside the Nauka science module replacing orbital plumbing gear.

Learn more about station activities by following the space station blog, @space_station on X, as well as the ISS Facebook and ISS Instagram accounts.

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Mark A. Garcia

NASA Tests Tools to Assess Drone Safety Over Cities

NASA Tests Tools to Assess Drone Safety Over Cities

2 min read

Preparations for Next Moonwalk Simulations Underway (and Underwater)

Two men stand in an office looking at four smaller computer screens and one larger computer screen. There is a tan desk in the foreground housing two computer monitors and a small grey drone. In the background stands a man in a white polo shirt facing two other computer monitors on a desk. Behind this set up is a large TV monitor with a man standing with his arm reached out in front. The man is wearing a black polo shorts and tan shorts as well as white tennis shoes. The screen shows a map and different pieces of software working in unison.
ResilienX employees Angelo Niforatos, left, and Ryan Pleskach, right, overview the NASA safety tools integrated into the company’s commercial system, July 11, 2025, at the ResilienX Headquarters in Syracuse, New York.
Credit: ResilienX

A future with advanced air mobility aircraft populating the skies will require the U.S. to implement enhanced preflight planning that can mitigate potential risks well before takeoff – and NASA is working to develop the tools to make that happen. 

Preflight planning is critical to ensuring safety in the complex, high-risk environments of the future airspace. Timely, predictive, and up-to-date risk assessment within a single platform makes it much easier for drone or air taxi operators to check flight plans for high-risk concerns.  

NASA is working on tools to deliver those services, and in June, the agency and aviation safety company ResilienX Inc. demonstrated how these tools can be integrated into commercial systems.  

During a series of tests conducted at ResilienX’s facility in Syracuse, New York, researchers used NASA services that allowed flight operators to submit flight plans prior to departure, obtain risk assessment results, and then decide whether to proceed with flights or change their flight plans and re-assess risks. Allowing operators to perform these tasks quickly reduces the safety risk to flight passengers as well as humans on the ground. 

The three NASA-developed services are intended to assess unique risks associated with highly automated aircraft flying at low altitudes over cities.  

The partnership was managed under a Phase III NASA Small Business Innovation Research (SBIR) contract, which is an extension of prior work to assess weather-related risks. This collaboration is already leading to direct technology transfer of safety systems into ResilienX’s platform. The partnership is also intended to provide indirect benefits for ResilienX partners and customers, such as the U.S. Air Force and regional operators, helping to advance the overall safety of future airspace operations.  

This work is led by NASA’s System-Wide Safety project under the Airspace Operations and Safety program in support of the agency’s Advanced Air Mobility mission. The mission seeks to deliver data, findings, and recommendations to guide the industry’s development of future air taxis and drones. 

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Dede Dinius