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Daryl Sausse

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Editor and Photographer for Space Explored

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What’s that rocket? Meet ULA’s Delta IV Heavy

In a time where we routinely see launches on rockets named Atlas, Falcon, and Electron, the Delta IV Heavy is a rare bird for a number of reasons. United Launch Alliance’s Delta IV Heavy, as its name implies, is the company’s heavy lift launch vehicle.

It’s the big brother of the Delta IV medium that has since been retired and had its last flight in August 2019. In fact, the heavy variant of the Delta IV series is on its way out as well: ULA’s new Vulcan rocket system will pick up where Delta IV Heavy leaves off.

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SpaceX Starlink by the numbers [March 4, 2021]

March 4, 2021: After an abort at a little over T-1 minute, SpaceX got the next batch of 60 starlinks flying. There really wasn’t much to see on this one. After liftoff, the Falcon 9 disappeared into the clouds. There was also no camera views from the first stage, just the droneship and second stage. Both fairing catchers were having work done so both halves were recovered by other support vessels.

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ESA and ArianeGroup joining cost saving, reusable rocket game with Themis and Prometheus

With reusing rockets becoming the new trend in spaceflight, it’s no surprise that the European Space Agency (ESA) is developing the capability for themselves. The development is spurred on by the same reason as everyone else: cost savings. The ability to reuse a booster turns into savings for the manufacturer and lowers cost to orbit for the customer.

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NASA aims to make Space Coast a place for launchers of all sizes — small rockets included

In the coming months, Launch Complex 48 (LC-48) will become as talked about as all of the other launchpads on Florida’s Space Coast. NASA has been working on the development of this pad to be used by multiple launch providers with smaller classes of rockets. According to a press release issued today, they’ve set a limit of 500,000 pounds of thrust or less at liftoff.

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CRS-21: SpaceX Dragon 2 embarking on first flight, here’s how it compares to the original cargo vessel

SpaceX will soon conduct its 21st mission for NASA’s Commercial Resupply Services program. While it’s hardly SpaceX’s first cargo delivery mission to the International Space Station, CRS-21 is notable for being the first flight of SpaceX’s redesigned Dragon 2 spacecraft.

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Stennis Space Center closed ahead of Hurricane Sally, SLS core stage and test stand secured

NASA has closed its space center in Mississippi and secured a critical piece of Moon-bound rocket hardware ahead of Hurricane Sally’s impact on the Gulf Coast this week. Stennis Space Center in South Mississippi is home to the B-2 Test Stand where NASA engineers have been busy testing the rocket core stage for Space Launch System.

Hurricane Sally is expected to make landfall as a Category 2 hurricane (96-110 mph wind speeds) Tuesday night before weakening to a tropical storm on Wednesday. The current trajectory shows Stennis Space Center directly in the storm’s path.

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Sending your money to the Moon: The intersection of stocks and space

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The sharp downturn of the stock market in recent months brought on by the coronavirus pandemic has brought a slew of new casual investors hoping to capitalize on the rebound. Thanks to apps like Robinhood with free commission trading, people from all different walks of life are trying to turn a negative into a positive. Those involved in spaceflight are no exception, whether they’re employed in the industry or just enthusiasts. 

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Launch Scrub: Ariane 5 VA253 (Update 2)

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Update August 4: Arianespace has announced that they have set a NET date of August 14th to try again for launch.

Update August 2: The Ariane 5 launch vehicle is being returned to the assembly building to replace the troublesome sensor. A new launch date is expected to be announced on August 3rd, according to Arianespace.

Arianespace scrubbed its launch of the Ariane 5 today. The countdown was proceeding smoothly until just over two minutes when the “board” (a screen showing the different launch systems and weather and their status for launch) showed red for one of the launch systems. Teams paused the countdown and tried to resolve the trouble before the 40+ minute launch window closed but were unable to resolve the issue.

A statement later said that a sensor in the first stage liquid hydrogen tank was to blame. In that same statement, Arianespace said that the next launch opportunity would be at 5:30 EDT on Saturday, August 1st, however, at the time of writing, they have not said whether or not the issue had been resolved and they would be able to launch at the next window. This article will be updated as needed.

Pegasus: NASA’s workhorse of the sea is getting back to business

NASA’s Pegasus barge is currently in the final stretch of its trip from Huntsville, Alabama, to the Kennedy Space Center in Florida. On this particular trip, it’s carrying the Launch Vehicle Stage Adapter (LVSA) to be used on the maiden flight of the SLS launch vehicle. In a time when more attention than normal is given to waterborne vessels related to spaceflight, Pegasus shows that NASA has been doing it for a long time.

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