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NASA’s Mars Rover blasts off on ULA rocket for mission to the red planet

The mighty United Launch Alliance Atlas V 541 successfully launches NASA's Perseverance Mars mission. (Richard Angle)

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The summer of worldwide Mars missions saved the best for last with the successful launch of NASA’s most advanced rover ever. Following on the heels of the successful launches of China’s Tianwen-1 Mars spacecraft and the United Arab Emirates Hope Mars mission, NASA joined the 309 million miles (497 million kilometers) interplanetary journey to the Red Planet with the successful launch of the Mars 2020 Perseverance mission. Safely secured to the top of a mighty United Lunch Alliance Atlas V 541 rocket and Centaur upper stage, NASA’s car-sized Perseverance rover – and accompanying Ingenuity helicopter – left Earth on Thursday morning (July 30) in spectacular fashion. Getting off this planet, however, is only the beginning.

The two-chamber RD-180 engine and four solid rocket motors of the United Launch Alliance Atlas V 541 rocket propels NASA’s Perseverance Mars mission into space on the morning of Thursday, June 30th from SLC-41 at Cape Canaveral Air Force Station. (Richard Angle)

Why go to Mars again?

The Mars 2020 Perseverance mission is perhaps NASA’s most ambitious Mars mission. Formally announced in 2012, the then-unnamed Mars 2020 rover would be tasked with studying the Red Plane in a way that had never been attempted before. It would be collecting samples for eventual return to Earth in search of finding evidence of ancient microbial life.

NASA’s 2012 Curiosity mission uncovered the fact that Mars was rich in material that could have potentially supported microbial life once upon a time. Now, eight years later, the Perseverance mission will hunt for and collect the evidence to back up that claim.

NASA’s Mars 2020 rover will store rock and soil samples in sealed tubes on the planet’s surface for future missions to retrieve, as seen in this illustration. (Credit: NASA/JPL-Caltech)

A rover tasked with such an important astrobiological mission required NASA to develop the most technologically advanced range of scientific instruments that had ever been sent to Mars. As described by NASA, Perseverance is outfitted with seven different “state-of-the-art tools for acquiring information about Martian geology, atmosphere, environmental conditions, and potential signs of life (biosignatures).” Perseverance will be the first rover to collect and cache samples of the Martian surface to later be collected and eventually returned to Earth by future joint NASA and European Space Agency missions.

This diagram shows the science instruments for NASA’s Mars 2020 rover mission.
Credit: NASA

It is also the first rover to travel to Mars with a vast array of high-definition cameras with advanced imaging capability. Perseverance will also carry high-definition microphones with it, allowing, for the first time, the sounds of Mars to be captured. This will include the ability to hear entry, descent, and landing from the point of view of the rover, as well as the sound of what it’s like to drive over the Martian terrain.

The mighty United Launch Alliance Atlas V 541 is seen midflight launching the NASA Perseverance Mars mission on its initial trajectory to Mars. (Richard Ange)

Perseverance also carries with it two demonstration missions. Onboard is MOXIE, or the Mars Oxygen ISRU Experiment, designed to test technology that can convert carbon dioxide in the Martian atmosphere into oxygen – an important precursor experiment to one day sending humans to Mars. Also aboard is Ingenuity, the first-ever rotorcraft – or helicopter – designed to fly on another planet. Ingenuity will test the effectiveness of rotorcrafts on other planets with different atmospheric and gravitational makeup than Earth to perhaps one day serve as planetary observational crafts or delivery systems.

Leaving Earth was the easy part, sort of

A major challenge that faced the Mars 2020 mission was completing final integrations during the global Coronavirus pandemic, which required most NASA and JPL personnel to work from home. NASA LSP senior launch director, Omar Baez, stated that “I never would have thought that a launch director would be working from home and I’ve done that for the last five months.” He went on further to state that “It’s humbling to see how our whole team from the range, to our partners at JPL, to our partners at ULA, to our folks at headquarters – how we all had to adjust to work in this environment, to work electronically.” Although challenging, the Mars 2020 mission persevered to overcome the obstacles and meet the targeted launch date.

The United Launch Alliance Atlas V 541 rocket hurdles NASA’s Perseverance Mars mission into space on the morning of Thursday, June 30th from SLC-41 at Cape Canaveral Air Force Station. (Richard Angle)

The Mars 2020 mission initially targeted a July 18th liftoff at the very opening of the available one-month interplanetary launch window. The mission did suffer a few minor setbacks during the integration phase when ULA had to take a few days to address an issue with a crane at the Vertical Integration Facility pushing the launch date to July 22nd. Then, as explained in a statement provided by NASA the launch date suffered another delay, this time eight days to July 30, “due to launch vehicle processing delays in preparation for spacecraft mate operations.”

An illustration provided by United Launch Alliance depicts the major milestones of the Atlas V 541’s Mars mission flight profile. (United Launch Alliance)

The ULA Atlas V in its 541 configuration consisting of a common core booster and four solid rocket motors fully stacked with the precious payload stood 197 feet (60 meters) tall. The Atlas V 541 provided 2 million lbs of thrust rocketing the spacecraft east away from Florida over the Atlantic Ocean. After approximately ninety seconds of flight, the solid rocket motors burned out, separating away from the booster followed quickly by stage separation. The Centaur upper-stage was the workhorse of the mission left to deliver the Mars 2020 payload to its Earth parking orbit.

The United Launch Alliance Atlas V 541 rocket hurdles NASA’s Perseverance Mars mission into space on the morning of Thursday, June 30th, from SLC-41 at Cape Canaveral Air Force Station. (Richard Angle)

After a coast phase lasting about 30 minutes, the upper-stage Centaur performed another eight-minute long nominal burn delivering the payload to a heliocentric – or solar bound, rather than Earthlocked – orbit for the Trans Mars Injection maneuver lining it up to intercept with Mars in February 2021. Upon spacecraft separation and successfully propelling the Perseverance mission onward to Mars, the Centaur upper-stage performed what is called a blowdown maneuver for planetary protection, ensuring that it would miss Mars. Twenty minutes later, the Perseverance spacecraft initiated its transmitter to communicate with Earth, and a good acquisition of signal was received by NASA’s international array of giant radio antennas, the Deep Space Network.

The Perseverance rover and Ingenuity helicopter are expected to continue on the journey to the Red Planet and attempt entry, descent, and landing on February 18, 2020.

 

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SpaceX tells the FCC that Starship Flight 14 is going to orbit

SpaceX filed with the FCC for Starship Flight 14, its first true orbital launch attempt.

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SpaceX has asked the Federal Communications Commission for permission to fly Starlink terminals during Starship’s fourteenth flight test, and the filing lays out a genuine trip to orbit, something the program has never attempted.

Every Starship flight so far, including Flight 13’s successful splashdown in the Indian Ocean on July 24, has flown a suborbital arc that ends with the ship reentering the atmosphere within the same hour it launches. The FCC paperwork describes a mission profile built around an actual orbital insertion instead.

The payload is the other half of the story. Flight 13 carried 20 production Starlink V3 satellites, but because that mission never reached orbit, the satellites reentered along with the ship rather than joining the constellation, something Teslarati covered in detail after SpaceX released footage shot from one of those satellites as it drifted away from Starship in space. Flight 14 is designed to close that gap. If the orbital insertion holds, the roughly 20 V3 satellites onboard would separate into an operational orbit and could eventually go into service, each one rated for about 1 terabit per second of downlink capacity by SpaceX’s own account.

SpaceX announces new Starbase for ‘thousands of Starship launches annually’

Elon Musk first flagged the orbital attempt during SpaceX’s August 4 earnings call, the company’s first as a public entity following its June IPO under the ticker SPCX. He also floated catching the ship with the Starbase tower on the same flight, an idea he walked back on August 20, saying the catch attempt would more likely come “in a few months,” as Teslarati reported at the time. Flight 14 will instead target a splashdown for the ship in the Indian Ocean, the same recovery method used since Flight 12.

Hardware has been catching up to the ambition. Booster 21 completed a full 33-engine static fire on August 28, and Ship 41 finished its own six-engine test the week before. An airspace briefing circulated to pilots on August 20 listed September 15 as the target date, later than the end of August window Musk mentioned on the earnings call, though SpaceX has not confirmed a launch date publicly and Starship schedules routinely slip while hardware and FAA paperwork line up.

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The FCC filing itself does not guarantee a launch date. It covers communications authority, and not flight readiness, considering SpaceX still needs Ship 41 fully stacked and cleared by the FAA before Flight 14 can fly. But the filing is a real marker of intent and it puts a specific regulatory process behind what had so far only been Musk’s word on the earnings call.

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SpaceX would not exist if this crucial early launch failed, Musk says

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Credit: SpaceX

Elon Musk recently restated a fact that still defines SpaceX’s origin story: if Falcon 1’s fourth launch had failed, the company would not exist. The comment answered a reminder that after three consecutive losses, SpaceX had money for only one more attempt.

On X, Peter Diamandis said that the present-day acknowledgement of SpaceX’s success does not discount the rough start the company had. “Almost nobody remembers that Elon’s first rocket failed three times, and there was money for exactly only one more attempt.”

Musk said, “If the 4th launch had failed, SpaceX would not exist.”

In late 2008, the firm was nearly out of cash. Another failure would have ended payroll, closed the Hawthorne factory, and left the Falcon 9 and Dragon programs as unfinished drawings.

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The first flight lifted off from Omelek Island on 24 March 2006. Thirty-three seconds later, a corroded aluminum fitting on a fuel line leaked. Kerosene ignited around the Merlin engine, control was lost, and the vehicle came apart. The small DARPA payload, FalconSAT-2, survived the short flight only to land on a storage shed near the pad. Investigators later traced the fitting to a materials mix-up that should never have reached the rocket.

Flight 2, on 21 March 2007, looked far better at first. The first stage burned cleanly and handed off to the Kestrel-powered upper stage. The vehicle crossed 100 kilometers and reached a peak of about 289 kilometers. Then propellant slosh in the second-stage tank started a circular coning motion that grew until the engine shut down. Telemetry faded as the stage tumbled, and SpaceX had reached space but not orbit. Over the next year, the team redesigned everything from the ground up, including tanks, baffles, and the new regeneratively cooled Merlin 1C.

That engine flew on Flight 3 on 2 August 2008. The first stage performed almost perfectly and reached 217 kilometers. After main-engine cutoff, leftover fuel in the cooling channels produced a faint residual thrust, roughly 10 pounds per square inch of chamber pressure. On a Texas test stand, the effect was invisible beneath ambient air pressure. In vacuum it was enough to push the spent first stage back into the second stage after separation. The stages collided, the upper stage spun, and the mission was lost. Musk later said a slightly longer delay before staging would have saved the flight.

Six weeks later, the team assembled Flight 4 from remaining parts and flew it on 28 September 2008 at 23:15 UTC. The payload was Ratsat, a 165-kilogram aluminum mass simulator built in-house. Staging was delayed so residual thrust could decay. The Kestrel ignited, the fairing split away, and nine and a half minutes after liftoff the vehicle was in orbit. After a coast, the second stage restarted, settling into a 621-by-643-kilometer path at 9.35 degrees inclination. Falcon 1 became the first privately developed liquid-fueled rocket to reach Earth orbit. Musk called the insertion “middle of the bull’s-eye.”

SpaceX restores a Falcon 1 rocket for 10th anniversary of first launch success

That success unlocked NASA’s Commercial Resupply Services award later that year. Without it, there would have been no Falcon 9, no reusable first stages, and no Dragon cargo or crew flights to the International Space Station. Launch prices would have remained far higher. Starlink’s constellation would not exist; broadband from low Earth orbit would still be a paper concept.

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Ride-share markets, high launch cadence, and the current pace of lunar and Mars hardware would be years behind. Communications, Earth observation, and the cost of putting anything into space would look more like the 2000s than the 2020s.

One extra second of residual thrust in August 2008 would have written a different decade.

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Elon Musk gives a timeline for SpaceX’s first Starship catch attempt

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SpaceX Starship V3 from Starbase, Texas on April 14, 2026

SpaceX CEO Elon Musk announced today that the company will likely attempt to catch the Starship upper stage with its launch tower arms “in a few months.”

In a post on X, Musk wrote, “Looks like we will probably catch the ship with the tower in a few months. If there had been a tower out to sea where we practiced landing the ship, it would have been caught.” He added that the first reflight of a Starship vehicle is expected by the end of 2026 or early 2027, describing it as “a fork in the road of history for consciousness reaching the stars.”

Musk’s prediction comes amid ongoing progress toward full reusability of the Starship system, a two-stage rocket designed for rapid turnaround and dramatically lower launch costs. Catching the upper stage, known simply as “ship,” with the Mechazilla tower’s mechanical arms would mark a major milestone. It would allow both stages to return directly to the launch site for quick refurbishment and reuse, eliminating the need for ocean recovery.

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Musk has previously signaled plans for a ship catch. In July, shortly after SpaceX’s wildly successful Starship 13 mission, he stated that the company would attempt to catch the ship with the tower on the next flight unless problems emerged in the mission data review. Earlier comments also outline conditions such as successful soft ocean landings before attempting a land recovery to minimize risk.

SpaceX has solved Starship’s biggest challenge, Elon Musk says

The latest update from Musk adjusts this timeline to a few months, reflecting the iterative nature of the test campaign.

SpaceX has already demonstrated the tower catch technique successfully with the Super Heavy booster on a couple of occasions. The first successful booster catch occurred during Flight 5 in October 2024, when the massive first stage returned to the Starbase pad in Texas and was plucked from the air by the tower arms.

Additional catches followed on later flights, including Flight 7, proving the concept for the booster and building confidence in the system as a whole.

Achieving a similar catch for the upper stage would represent a significant step forward. The ship returns from much higher speeds and greater heat loads after orbital or near-orbital flight. Success would advance SpaceX’s goal of full and rapid reusability, potentially reducing the cost of access to orbit by a factor of 100 or more and supporting ambitions for frequent satellite deployments, lunar missions, and eventual Mars flights.

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Musk has long emphasized that true reusability, refueling rather than discarding hardware, is essential for making humanity a multi-planetary species.

As SpaceX continues refining Starship through successive test flights, the coming months will test whether the ambitious catch timeline can be met. The combination of prior booster successes and improving ship landing precision suggests the company is steadily closing in on this historic capability.

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