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Mysterious Air Force spaceplane returns to Earth more than two years after SpaceX launch

The USAF's secretive X-37B spaceplane returned to Earth on October 27th after more than two years in orbit, a record for the spacecraft. (USAF)

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More than 25 months after it lifted off on a SpaceX Falcon 9 rocket, the US Air Force’s secretive X-37B spaceplane successfully returned to Earth on October 27th, breaking its own record for time spent in orbit.

As always, the specifics of what exactly the X-37B spaceplane does in orbit remain as obscure as ever.

SpaceX’s Falcon 9 rocket launched X-37B on its fifth mission – OTV-5 – on September 7th, 2017, just a handful of months after successfully launching a similarly secretive mission (NROL-76) for the National Reconnaissance Office (NRO) and a handful of months prior to the company’s even more mysterious ‘Zuma’ launch. SpaceX’s OTV-5 launch had to race against the clock to beat Hurricane Irma’s forecasted landfall and the company managed to launch just a few days prior, while the booster’s post-landing operations had to be similarly expedited.

Falcon 9 B1040 returns to Landing Zone-1 after launching the X-37B spaceplane. The booster was reused roughly 9 months later. (SpaceX)

Thankfully, all went as planned and SpaceX recovery technicians had Falcon 9 booster B1040 safely stored inside a nearby hangar before Hurricane Irma impacted the Florida coast. B1040 was reused for the second and final time during the June 2018 launch of the SES-12 communications satellite and marked the second to last launch of a pre-Block 5 variant of Falcon 9.

In the interim, the USAF X-37B was quietly stationed in low Earth orbit (LEO), performing any number of tasks. Over the course of the 779 days it spent in orbit, the spaceplane modified its orbit several times before finally reentering Earth’s atmosphere to land at Kennedy Space Center’s Shuttle Landing Facility (KSC SLF) runway.

During the OTV-4 mission that preceded OTV-5, the same X-37B spacecraft spent 717 days in orbit – just shy of two years. OTV-5 surpassed that endurance record on August 26th and remained in orbit for another two months, breaking its own record by a bit less than 10%. For the most part, the USAF’s most consistent cover story for the X-37B paints the spaceplane as a platform for testing reusable spacecraft hardware, but that explanation has never made a huge amount of sense alongside the fact that each mission has averaged more than 570 days in orbit.

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“[The X-37B is the] Air Force’s premier reusable and unmanned spacecraft providing the performance and flexibility to improve technologies in a way that allows scientists and engineers to recover experiments tested in a long-duration space environment.”

USAF, October 27th, 2019

In reality, it’s largely assumed that X-37B serves as a kind of flexible, on-call spy satellite, featuring a payload bay with plenty of room for signals intelligence or imaging hardware and a level of orbital endurance that makes it comparable to satellites. For example, OTV-5’s orbital parameters meant that the spacecraft routinely overflew Russia for much of the 25 months it spent in space.

An artist’s impression of X-37B in orbit. (Adrian Mann)

Aside from the “experiments” and likely espionage-related payloads X-37B can stow inside its payload bay, the spacecraft also brings along a small solar array and radiator and features a hydrazine maneuvering system with substantial delta-V reserves, allowing it to significantly change its orbit.

In an unexpected twist, the USAF press release suggested that X-37B also provided “a ride for small satellites”, unusual because the US never registered those satellites with the UN if they were actually deployed from the spacecraft – a potential violation of international spaceflight treaties.

Following its successful October 27th recovery, Boeing and USAF teams will begin the process of refurbishing X-37B and preparing it for its sixth orbital mission as soon as possible. Known as OTV-6, the spacecraft is scheduled to head to orbit once more on a ULA Atlas V rocket that is scheduled to launch no earlier than Q2 2020.

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Eric Ralph is Teslarati's senior spaceflight reporter and has been covering the industry in some capacity for almost half a decade, largely spurred in 2016 by a trip to Mexico to watch Elon Musk reveal SpaceX's plans for Mars in person. Aside from spreading interest and excitement about spaceflight far and wide, his primary goal is to cover humanity's ongoing efforts to expand beyond Earth to the Moon, Mars, and elsewhere.

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Tesla lands approval for Robotaxi operation in third U.S. state

On Tuesday, Tesla officially received regulatory approval from the State of Arizona, making it the third state for the company to receive approval in.

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Tesla has officially landed approval to operate its Robotaxi ride-hailing service in its third U.S. state, as it has landed a regulatory green light from the State of Arizona’s Department of Transportation.

Tesla has been working to expand to new U.S. states after launching in Texas and California earlier this year. Recently, it said it was hoping to land in Nevada, Arizona, and Florida, expanding to five new cities in those three states.

On Tuesday, Tesla officially received regulatory approval from the State of Arizona, making it the third state for the company to receive approval in:

Tesla has also been working on approvals in Nevada and Florida, and it has also had Robotaxi test mules spotted in Pennsylvania.

The interesting thing about the Arizona approval is the fact that Tesla has not received an approval for any specific city; it appears that it can operate statewide. However, early on, Tesla will likely confine its operation to just one or two cities to keep things safe and controlled.

Over the past few months, Robotaxi mules have been spotted in portions of Phoenix and surrounding cities, such as Scottsdale, as the company has been attempting to cross off all the regulatory Ts that it is confronted with as it attempts to expand the ride-hailing service.

It appears the company will be operating it similarly to how it does in Texas, which differs from its California program. In Austin, there is no Safety Monitor in the driver’s seat, unless the route requires freeway travel. In California, there is always a Safety Monitor in the driver’s seat. However, this is unconfirmed.

Earlier today, Tesla enabled its Robotaxi app to be utilized for ride-hailing for anyone using the iOS platform.

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Tesla ride-hailing Safety Monitor dozes off during Bay Area ride

We won’t try to blame the camera person for the incident, because it clearly is not their fault. But it seems somewhat interesting that they did not try to wake the driver up and potentially contact Tesla immediately to alert them of the situation.

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Credit: u/ohmichael on Reddit

A Tesla Robotaxi Safety Monitor appeared to doze off during a ride in the California Bay Area, almost ironically proving the need for autonomous vehicles.

The instance was captured on camera and posted to Reddit in the r/sanfrancisco subreddit by u/ohmichael. They wrote that they have used Tesla’s ride-hailing service in the Bay Area in the past and had pleasant experiences.

However, this one was slightly different. They wrote:

“I took a Tesla Robotaxi in SF just over a week ago. I have used the service a few times before and it has always been great. I actually felt safer than in a regular rideshare.

This time was different. The safety driver literally fell asleep at least three times during the ride. Each time the car’s pay attention safety alert went off and the beeping is what woke him back up.

I reported it through the app to the Robotaxi support team and told them I had videos, but I never got a response.

I held off on posting anything because I wanted to give Tesla a chance to respond privately. It has been more than a week now and this feels like a serious issue for other riders too.

Has anyone else seen this happen?”

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My Tesla Robotaxi “safety” driver fell asleep
byu/ohmichael insanfrancisco

The driver eventually woke up after prompts from the vehicle, but it is pretty alarming to see someone like this while they’re ultimately responsible for what happens with the ride.

We won’t try to blame the camera person for the incident, because it clearly is not their fault. But it seems somewhat interesting that they did not try to wake the driver up and potentially contact Tesla immediately to alert them of the situation.

They should have probably left the vehicle immediately.

Tesla’s ride-hailing service in the Bay Area differs from the one that is currently active in Austin, Texas, due to local regulations. In Austin, there is no Safety Monitor in the driver’s seat unless the route requires the highway.

Tesla plans to remove the Safety Monitors in Austin by the end of the year.

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Tesla opens Robotaxi access to everyone — but there’s one catch

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Credit: Tesla

Tesla has officially opened Robotaxi access to everyone and everyone, but there is one catch: you have to have an iPhone.

Tesla’s Robotaxi service in Austin and its ride-hailing service in the Bay Area were both officially launched to the public today, giving anyone using the iOS platform the ability to simply download the app and utilize it for a ride in either of those locations.

It has been in operation for several months: it launched in Austin in late June and in the Bay Area about a month later. In Austin, there is nobody in the driver’s seat unless the route takes you on the freeway.

In the Bay Area, there is someone in the driver’s seat at all times.

The platform was initially launched to those who were specifically invited to Austin to try it out.

Tesla confirms Robotaxi is heading to five new cities in the U.S.

Slowly, Tesla launched the platform to more people, hoping to expand the number of rides and get more valuable data on its performance in both regions to help local regulatory agencies relax some of the constraints that were placed on it.

Additionally, Tesla had its own in-house restrictions, like the presence of Safety Monitors in the vehicles. However, CEO Elon Musk has maintained that these monitors were present for safety reasons specifically, but revealed the plan was to remove them by the end of the year.

Now, Tesla is opening up Robotaxi to anyone who wants to try it, as many people reported today that they were able to access the app and immediately fetch a ride if they were in the area.

We also confirmed it ourselves, as it was shown that we could grab a ride in the Bay Area if we wanted to:

The launch of a more public Robotaxi network that allows anyone to access it seems to be a serious move of confidence by Tesla, as it is no longer confining the service to influencers who are handpicked by the company.

In the coming weeks, we expect Tesla to then rid these vehicles of the Safety Monitors as Musk predicted. If it can come through on that by the end of the year, the six-month period where Tesla went from launching Robotaxi to enabling driverless rides is incredibly impressive.

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