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Questions tagged [range-safety]

Questions regarding the procedures in place to protect the area around a launch from damage in case of launch failure.

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Analyzing Amateur Rocket Stability and Range Safety

I am working with a university bunch of other university students on building a very large amateur rocket. Our objective with this rocket is just to go very high, with no significant payload or ...
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Most recent launch of a nuclear reactor, and current barriers to launching the next one?

This question about Kilopower nuclear reactors got me thinking. Answer(s) to How many nuclear fission reactors have been launched into space? How many are still there? suggest that most nuclear ...
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Why are lightning towers at launch pads topped with big hollow tubes with spiral windings and not “lightning rod-shaped” lightning rods?

https://xkcd.com/2107/ Why are the lightning towers around launch pads topped with big hollow tubes with spiral windings? Why not conventional lightning rods - big metal rods with pointy things at ...
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Deciding factors for launch site

While deciding the launch site layout, what parameters are considered? I understand that the various components like monitoring station, propellant storage tanks are kept at some safe distance. How ...
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Range safety for air-launch vehicles

One of the main advantages for air-launched orbital systems is their ability to effectively provide a mobile launch site. The Pegasus (XL) is the only operational orbital air-launch system, but others ...
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Which launch was the first to use a dogleg maneuver?

Jake Blocker's excellent answer explains what a dogleg maneuver is, what it's for, what it looks like, and even what a real dog's leg looks like for comparison! A dogleg maneuver is done to change ...
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Ground personnel proximity to space shuttle at launch?

In watching some YouTube videos of US Space Shuttle launches, I was wondering how close personnel were to the actual launch pad during a launch that weren't actually on the Shuttle itself? Obviously ...
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Visibility requirement for launch; when can it be ignored (or “mitigated”), and why?

The Space.com article NASA Gives 'Go' for InSight Mars Lander Launch, Visible or Not includes the passage: As of Thursday morning, there was an 80 percent chance of the marine fog layer exceeding ...
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What's up with the “What's Up at Wallops” app?

While reading about the recent Wallops launch for the question Does the Mars2020 lander need a new parachute design? and trying to confirm how to spell Wallops, I ran across the "free What’s Up at ...
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Has “Auto-Destruct” shown any impact on launch tempo yet?

The excellent answer to the question Why would autonomous auto-destruct ramp up launch tempo? explains how it significantly reduces the extent of certain activities and responsibilities. In short: ...
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Why is there any launch window at all for the Falcon Heavy test flight?

Why is the window only ~3 hours long, why not 2? why not 5? why not "until it launches"? I'm guessing range safety, they could only get a TFR that long?
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Falcon 9 Range Safety

Does the KSC Range Safety Officer (RSO) have the ability to abort (destruct) the Falcon 9 first stage on its return to launch site? If so, at what point(s) in the trajectory does this ability exist?
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What is Range maintenance?

As discussed in this question, there will be no launches from Cape Canaveral for several weeks during the summer of 2017 because Eastern Range is closed for maintenance. I assume it includes some work ...
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How much does a launch scrub cost?

SpaceX (among others) does a series of final automated checks 10 seconds before launch, and aborts the launch if any of them fail. Yesterday and today, one of them did (each time), causing the launch ...
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Was it another Fishing Tournament?

@KimHolder's thorough answer to the question What are the consequences for a person who violates a launch exclusion zone? mentioned a fishing tournament. @PearsonArtPhoto's comment about scheduling ...
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How much water to the east is needed?

The ESA has its launchpad in French Guiana. It's not only close to the equator but also has a lot of water to the east, meaning that boosters can fall down without hurting people (probably). But in ...
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Range safety - is the goal both autonomy and standardization - and would it include the “black box” in the rocket?

This and this answer have addressed various issues related to the new Autonomous Flight Safety System, and the second answer addresses one potential benefit being a reduction in turn-around time for ...
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Why would autonomous auto-destruct ramp up launch tempo?

This thorough answer by @Hobbes links to the item Auto-destruct system seen as a key to ramping up launch tempos. I'd like to understand Why would autonomous auto-destruct ramp up launch tempo? I ...
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What rocket launch protocols (if any) are in place to prevent premature or late intentional self-destruct?

There's a few related questions about rocket self-destruct mechanisms here already, e.g.: How are self-destructs implemented in rocketry? (covers how they work) Do all launches include self-destruct ...
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Possible places for a launch complex in UK and continental Europe

Reading "Britain selects U.S., French, British teams to study spaceport feasibility" — I can imagine places in Europe for retrograde or polar launches, but are there places where standard LEO/...
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What are the consequences for a person who violates a launch exclusion zone?

The SpaceX launch attempt on Sunday 02/28/16 had problems partly because of a delay due to a boat in the launch exclusion zone. Elon Musk tweeted "Launch aborted on low-thrust alarm. Rising oxygen ...
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How can a rocket's self-destruct make for a safer situation than being out-of-control?

On the Sci-Fi Stack Exchange there was a question about implementing self-destruct on spaceships and comparing that to scuttling on naval vessels. One person in a comment said, "They do implement a ...
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Where can I find examples of down-range launch exclusion zones for Falcon-9 and Antares orbital launches?

I generally understand the concept of the LDZ, but would like to look at actual examples for past Falcon and Antares orbital launches. How are private boaters and the general public warned about KSC/...
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What would be the range safety for vertically landing over land rockets?

sideFrom the Wikipedia article on range safety: Rockets are usually launched into a space above the launch range called the launch corridor. If rocket engines fail while the rocket flies inside ...
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How are self-destructs implemented in rocketry?

Many rocket systems are equipped with self-destructs to prevent an out-of-control vehicle from wandering too far from its intended path and becoming a hazard. Presumably, the objective is to kill the ...
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Why do Estes model rockets recommend a smaller engine (B class) for first launches, but support bigger engines later?

While building model rockets with my son, I figured I would ask a question that had been bothering me for a while. When you look at the packaging of the Estes rockets, regardless of complexity level (...
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What is involved in clearing air space for an orbital launch?

When the Nov 25th, 2013 SpaceX Falcon 9 v1.1 launch was scrubbed on a Monday, next launch opportunity was reported as Thursday (Thanksgiving) since the Tues/Wed days are the busiest day in the year ...
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Why don't unmanned launch vehicles include launch escape system for payload?

Mention of Launch Escape System (LES) brings to mind images of the crew on board a spacecraft ejecting at launch; the crew being the most valuable cargo on board. Launch vehicles may also be unmanned,...
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Swarm: Is ESA launching another set of aerodynamically streamlined satellites into LEO without any self-destruct system onboard?

ESA's GOCE (Gravity Field and Steady-State Ocean Circulation Explorer) satellite is receiving a lot of attention these days, ever since it was announced it ran out of Xenon propellant used by its ion ...
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Space Shuttle range safety system - Why is there a caution light?

Why did the Space Shuttle have an indicator to alert the crew to the arming of the range safety destruct system? Quoting from here: The first message, called arm, allows the onboard logic to enable ...
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Do all launches include self-destruct mechanisms?

Do all launches involve self-destruct mechanisms? How do they usually work? Is it just the boosters that are required to self-destruct? In the case of the space shuttle, how about the external tank? ...