

SpaceX
SpaceX’s last Falcon 9 Block 4 launch showcased in NASA’s behind-the-scenes recap
Five months after the Transiting Exoplanet Survey Satellite (TESS) was placed in orbit, NASA has published a 4K video recapping the spacecraft’s pre-launch preparations and launch atop a SpaceX Falcon 9 Block 4 rocket.
Why the video in question took almost half a year to go from footage capture to publishing is unclear, but it easily takes the crown as the best look in years at the work that goes on behind the scenes of every SpaceX Falcon 9 launch.
— Eric Ralph (@13ericralph31) September 26, 2018
In the case of NASA’s TESS spacecraft, launched on April 18th, 2018, the SpaceX rocket assigned to the mission happened to include the last new Falcon 9 booster manufactured before production was switched over to the vehicle’s upgraded Block 5 cousin. Optimized with reusability, reliability, and NASA’s human spaceflight standards in mind, Falcon 9 Block 5 successfully completed its launch debut on May 11th, and the upgraded rocket is a few weeks away from its second reuse and sixth launch attempt.
— Eric Ralph (@13ericralph31) September 26, 2018
Falcon 9 B1045, the booster that launched TESS, successfully landed aboard SpaceX drone ship Of Course I Still Love You roughly nine minutes after launch, whereby it was returned to Cape Canaveral and refurbished in just 72 days, SpaceX’s quickest booster turnaround yet. Its second and final launch – sending SpaceX’s 15th Cargo Dragon mission to the International Space Station – went off without a hitch on June 29th, bringing SpaceX operations of non-Block 5 rockets to a quiet and routine close.
— Eric Ralph (@13ericralph31) September 26, 2018
NASA’s recap video of TESS’ prelaunch preparations and the activities leading up to and just after Falcon 9’s launch includes some of the best views available of the work that goes on behind the scenes of every SpaceX mission. Among myriad subjects included in the ten-minute video, viewers are given privileged views of all phases of the NASA spacecraft’s encapsulation inside Falcon 9’s payload fairing, perspectives of SpaceX’s rocket rollout operations at Launch Complex-40 (LC-40), uncut views of the rocket’s launch from camera angles inaccessible to the public, and more.
- Falcon 9 B1045 prepares for its first of two launches, April 2018. (NASA/SpaceX)
- Falcon 9 B1045 prepares for its first of two launches, April 2018. (NASA/SpaceX)
- Launch Complex 40 takes a beating during launch, but it’s designed to stand up to Falcon 9’s 7,607 kN (1,710,000 lbf) of thrust. (NASA/SpaceX)
- One frame of a slow-motion telephoto view of Falcon 9 B1045 just after launch. (NASA/SpaceX)
To top it off, the recap was published on YouTube at a high framerate and 4K (“UltraHD”) resolution, providing a number of opportunities to create uniquely high-quality GIFs of a SpaceX and NASA launch. A few of those snippets can be seen throughout this article and the full video is available to watch at the link below.
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News
SpaceX and Elon Musk explain potential reasons for Starship loss

SpaceX and its CEO Elon Musk are starting to shed some light on the potential reasoning for the loss of Starship yesterday, which was lost after a successful launch and catch of the lower-stage booster.
Starship was lost during its ascension, and debris rained down over the Caribbean less than an hour after SpaceX lost all communication with the spacecraft.
A few hours after the launch was over, SpaceX started to shed some light after looking at preliminary data that the rocket left behind.
The company said that a fire developed in the aft section of Starship:
“Following stage separation, the Starship upper stage successfully lit all six Raptor engines and performed its ascent burn to space. Prior to the burn’s completion, telemetry was lost with the vehicle after approximately eight and a half minutes of flight. Initial data indicates a fire developed in the aft section of the ship, leading to a rapid unscheduled disassembly with debris falling into the Atlantic Ocean within the predefined hazard areas.”
Additionally, Musk said that there was some sort of oxygen or fuel leak in the cavity above the ship engine firewall.
The leak was evidently large enough to build more pressure than the vent was able to handle:
🚨Elon Musk has also said an oxygen or fuel leak in the cavity above the ship engine firewall could be the cause of the anomaly. https://t.co/BgLkdA9Kk1
— TESLARATI (@Teslarati) January 17, 2025
Some also seemed to recognize evidence of fires throughout the flight of Starship, which is obviously an anomaly:
Unconfirmed but what looks to be fire at the hinge of Starship’s flap. A potential RUD? We await as we get any confirmation from SpaceX.
They do not have comms with the spacecraft as this moment. pic.twitter.com/Cn1EF4AHpv
— Mihir Tripathy (@mihirneal) January 16, 2025
There will be more information regarding the loss of Starship in the coming days and weeks, but Musk already believes that a bit of fire suppression and more volume in the cavity above the ship engine firewall could fix the issue.
“Nothing so far suggests pushing next launch past next month,” he said, so Flight 8 could happen sometime in February.
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News
SpaceX completes second catch of lower stage, but loses Starship

SpaceX completed its seventh launch of Starship on Thursday, accomplishing a clean liftoff and catch of the first-stage booster. However, the upper stage was lost after its ascent.
The launch took place just a few minutes after 5 p.m. on the East Coast, as the first attempts at getting Starship in the air for the seventh time were delayed by weather both last week and this week.
Conditions were favorable on Thursday as SpaceX looked to follow up a successful campaign by Blue Origin, Jeff Bezos’s company, earlier today.
SpaceX went into the seventh Starship launch with plans for a catch attempt of the first-stage booster, something it attempted and completed during the fifth test launch last year. It decided to skip a catch attempt with the sixth test flight as conditions were not aligned.
For now, SpaceX is extremely selective as to when it attempts catches.
However, it was successful during this attempt, its second completed catch:
🚨 🚀 Here is @SpaceX’s full catch of the Lower Stage Booster from Starship Flight 7! pic.twitter.com/IXIRAGr1Md
— TESLARATI (@Teslarati) January 16, 2025
This flight differed from previous launches as SpaceX rolled out several improvements to the rocket and the processes as it featured plans to do a Starlink deployment simulation and had various adjustments to flap placement and avionics.
These plans were disrupted by the fact that SpaceX lost all communications with Starship about ten minutes into the flight, which the aerospace company confirmed was a result of losing the spacecraft sometime during its ascent.
🚀🚨 Telemetry on Starship has been lost. All comms with the ship have been lost, and SpaceX’s livestream says this is an “anomaly.”
“We are assuming the ship has been lost.” pic.twitter.com/fyyCNuXVRg
— TESLARATI (@Teslarati) January 16, 2025
Although the catch was successful, the loss of the actual rocket seemed to be a huge damper on the entire event. SpaceX confirmed several minutes after the loss of communications that the rocket was destroyed and was lost.
It was its first failure since the second Starship launch in November 2023. SpaceX had no answers for why the rocket was destroyed and lost.
We will keep you updated in the coming days.
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News
SpaceX confirms next Starship launch target – Here’s when it will take off

SpaceX has confirmed a new target date for the seventh Starship test launch after weather in Texas delayed the first scheduled date for “three or four days.”
The company is now targeting the launch for Monday, January 13, at 4 p.m. CST or 5 p.m. EST. The launch date is not set in stone as any variety of delays could impact this, but SpaceX hopes to finally take off after a delay that pushed it back from January 10.
🚨 STARSHIP LAUNCH DATE: @SpaceX says Starship’s 7th test flight is now targeted for Monday, January 13 at 4pm CST
— TESLARATI (@Teslarati) January 8, 2025
What’s new with this Starship launch
With this being the seventh test launch of Starship, there are several things that the company will change and hope to accomplish. All of these launches are done in preparation for eventually taking flight to Mars, something that will happen next year, according to CEO Elon Musk.
First, SpaceX is rolling out a next-generation ship with “significant upgrades.” Forward flaps have been made smaller and are repositioned away from the heat shield, which will “reduce their exposure to reentry heating.”
There is also a 25 percent increase in propellant volume, a new fuel feedline system for the Raptor vacuum engines, and a better-than-ever propulsion avionics module that will control the valves and reading sensors.
Avionics, as a whole, underwent a redesign and now have more capability and redundancy for missions as they become more complex.
Starlink test
SpaceX is also planning to deploy 10 Starlink simulators that are similar in size and weight to the next-generation Starlink satellites:
“While in space, Starship will deploy 10 Starlink simulators, similar in size and weight to next-generation Starlink satellites as the first exercise of a satellite deploy mission. The Starlink simulators will be on the same suborbital trajectory as Starship, with splashdown targeted in the Indian Ocean. A relight of a single Raptor engine while in space is also planned.”
Ship return and catch
There will be several experiments that have to do with returning Starship and various catch scenarios and sequences. One of which will see “a significant number of tiles be removed to stress-test vulnerable areas across the vehicle.”
The ship’s reentry profile was also intentionally designed to test the structural limits of the flaps while at the point of maximum dynamic pressure during reentry.
Currently, SpaceX did not detail whether it would attempt another catch during this test launch. These are usually game-time decisions.
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