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Questions tagged [accident]

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10
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2answers
208 views

How did the Mir crew recover from the power outage following collision with Progress 34?

There are several accounts about how and why the collision between Mir and Progress 34 happened and that it ended in Mir being completely dark and silent: "'For the first time I experienced a ...
3
votes
1answer
308 views

Acceleration due to uncontrolled rotation of Gemini 8

Having just watched the movie "First Man," I'm interested in analyzing the Gemini 8 malfunction in physics terms and possibly turning it into a homework problem or an example for my physics classes. I ...
10
votes
4answers
2k views

What causes a rocket to be destroyed during launch other than leaking fuel?

There were some famous accidents where rockets launched and just went up into flames. Many had something to do with leaking fuel in some sort. I want to focus on aerodynamic stress however, like when ...
6
votes
0answers
173 views

For a launch, how is safe viewing distance determined?

In determining safe viewing distance, seems to me there are discrete threats to consider: First is the rocket blowing up on the pad, or just above it. That would have no warning. There would be a ...
9
votes
1answer
549 views

What, if any, abort options would the crew of Columbia had on reentry during STS-107, assuming they became aware of the damage during that phase? [duplicate]

According to Wikipedia, the earliest time at which there was a known issue with Columbia's reentry was at 08:53:46, when "Various people on the ground saw signs of debris being shed". Approximately 7 ...
24
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3answers
3k views

Challenger disaster: how full was the external tank at the time of destruction?

We have all heard about the Challenger disaster. Reading the Vehicle breakup subsection, this sentence made me very curious: The external tank at this point suffered a complete structural failure, ...
4
votes
2answers
2k views

Problems compressing the helium tanks inside the F9 2nd stage LOX tank at the last minute?

A recent "Anomaly Update" dated September 23, 1:00pm EDT by SpaceX, includes the sentence: "At this stage of the investigation, preliminary review of the data ...
16
votes
1answer
2k views

How did the attitude system of the uncrewed Soyuz 7K-OK No.1 fail on the launch pad in 1966, killing ground staff as LES was activated?

Wikipedia has a stub article on the loss of the Soyuz 7K-OK No.1 test flight in 1966-12-14, but this part doesn't make sense to me: However, once the Soyuz rocket's engines ignited, they did not ...
6
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2answers
1k views

How vulnerable could space launch vehicles be to a “lone gunman”?

As the saying goes - space is hard. Rockets are a collection of extremes in temperature, pressure, and energy packed as closely as possible and driven to their limits. Even in 2016 they still ...
1
vote
0answers
91 views

Which communications satellite “fell down?” [duplicate]

I remember reading about an accident where a big, expensive communications satellite actually fell off it's mount and landed on the floor of the room where it was undergoing final assembly and ...
12
votes
1answer
1k views

Could the Shuttle boosters crash into each other?

I watched a few videos "from the boosters" of their suborbital flight with the Shuttle, and what I noticed is that after the boosters were jettisoned there was a phase of flight that was quite chaotic ...
8
votes
2answers
751 views

What was the death toll of the Nedelin catastrophe?

There are some conflicting accounts on the Nedelin catastrophe. "A significant number", "Hundreds", "Scores of engineers". The closest to a concrete number I found is 74 deaths on site, but the number ...
1
vote
1answer
134 views

Could a micrometeorite bombardment in an IMIS craft result in reactor rupture leading to the crew becoming stranded?

Apparently, I am a bit indecisive regarding an event that could possibly occur within the context of reality regarding nuclear thermal rockets, and I was thinking: is this space disaster scenario ...
-2
votes
1answer
206 views

Can Zachman framework be used to find out reason of Columbia space shuttle disaster?

It is somewhat hard to fill in the table without knowing the exact details beside what I can gather up from wiki that the incident was mainly attributed to damage to lift wing of shuttle going ...
7
votes
2answers
417 views

Was the possibility of damage to the SS Columbia made public before it reentered on Feb 1, 2003?

When I reflect upon the unfortunate circumstance of STS-107 in 2003, I seem to have memories of hearing reports of the foam striking the underside of the vehicle before we even learned of the reentry ...
8
votes
2answers
216 views

How are accidents involving rockets and space vessels investigated?

There have been two accidents in the past week, the Antares launch of Orbital Science's CRS-3 mission, and the test flight of SpaceShip Two that went awry, resulting in the death of one of the two ...
21
votes
2answers
2k views

Why did a flight controller say “Avionics power nominal” as Antares exploded?

The Antares rocket carrying Cygnus just exploded. A video is available here, explosion at around 4:19. In the video, right as the rocket begins to slide down and explode, a flight controller says "...
14
votes
1answer
424 views

Is there an explanation for repeating Soyuz accidents involving misfiring of explosive bolts?

In the Soyuz program, quite a few accidents have been caused by malfunctions of the explosive bolts: Soyuz 11: Explosive bolts designed to fire sequentially fired simultaneously instead, causing a ...
8
votes
3answers
6k views

About how far was debris scattered from the Columbia incident?

Space Shuttle Columbia exploded during reentry due to missing heat shield tiles. When this happened, the shuttle would have had a great amount of speed, which would imply debris was strewn far down ...