Questions tagged [cost]

Questions regarding the amount of money required to perform or sustain space exploration.

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8
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3answers
910 views

Why do we have so many different spaceships to refill ISS?

To refill the ISS, many spacecraft have been or are used The shuttle (retired for obvious reasons) ATV (retired) HTV (will be retired) Progress Soyuz Dragon Cygnus CST-100 (future) Dream Chaser (...
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2answers
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Which is overall more expensive to operate for a final rocket stage? LH2/LOX or hypergolics like UDMH/N2O4?

My question is about operating costs of propellants, from production, handling, fueling, and anything else needed for the props. I am not just asking about how expensive it is to produce them. ...
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6answers
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Why aren't space probes launched in batches?

A lot of the costs of launching space probes to other moons and planets must be the staggering research and engineering costs to design the vehicle as well as the costs of planning a mission. In ...
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1answer
206 views

How expensive is a prepared launch in reserve, compared to an actual launch?

If a human space mission or even a very valuable space telescope, gets into trouble, an extra launch from Earth might save the mission. But launchers today have to be prepared for months in advance. ...
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2answers
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What is the cost breakdown for a Falcon 9 launch?

I don't know if this was already asked, but I'm very curious about the cost breakdown of a Falcon 9 launch.
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0answers
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Why is there only a small difference between Falcon 9 and Falcon Heavy launch prices? [duplicate]

SpaceX's website says that a Falcon 9 launch costs 61 million while a Falcon Heavy launch 85 million. Considering that the Falcon Heavy is almost three times bigger than the Falcon 9, I don't ...
5
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1answer
480 views

How many man-hours are spent on International Space Station's maintenance?

What is the cost, in man-hours per month, of ISS maintenance? I am looking for the actual time, not the dollar figure. What the governments of the world pay versus what the private sector will be able ...
9
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1answer
1k views

Optimum velocity for first stage separation in a two-stage launcher

Looking at the numbers that are given, for example, at the SpaceX launches, it seems that the velocities at first stage separation are a bit above 2 km/s. The second stage does all the rest of the ...
19
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1answer
6k views

Why does SpaceX appear to get less funding from NASA for the same thing as competitors?

Been looking at the amazing success of SpaceX and from what I found, the contracts they get awarded don't seem to make much sense. It looks like they are simply getting paid less each time NASA awards ...
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3answers
2k views

How much do orbital debris cost annually to satellite operators?

Is there any assessment of the annual cost of orbital debris for satellite operators? I am interested in all kind causes of costs, such as: damages to satellites in orbit human-hours spent on ...
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1answer
243 views

How do the real costs of recovering a capsule compare, NASA vs commericial?

We have the example of many Dragon capsules recovered by SpaceX, renting a ship (American Islander) for the duration of the mission each time. It is registered to American Marine Corp. Contrast that ...
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4answers
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Why not build Saturn V's again?

Why is the US developing a new rocket and spacecraft as opposed to building the Saturn V and Apollo stacks again? The SLS / Orion development programs certainly can't cost less than the unit cost of ...
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3answers
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Are we capable (engineering-wise) of building a spacecraft in space?

Rockets are expensive. And for the most part, one-time-use-only. SSTO promises to change that. However, SSTOs will have limited payload capacity (as will every launch vehicle), and eventually ...
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1answer
5k views

How much of the International Space Station annual operating costs are due to human crew?

The 2013 NASA's Office of Inspector General (OIG) report, Extending the Operational Life of the International Space Station Until 2024, shows the ISS annual operating costs at $2.9 billion. How much ...
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2answers
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Cost Breakdown for Curiosity Development

Is there a breakdown of the 2.5 Billion USD cost for Curiosity? I am particularly interested in the cost of the software development of the rover.
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2answers
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What is the marginal cost of *landing* on the Moon?

The question How useful is placing an asteroid in the Moon's orbit? quotes a news article saying the Obama administration is opposed to a lunar landing mission because of the cost of such a mission: ...
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3answers
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Why doesn't NASA create targeted campaigns for donations?

In this article is stated that in order to land on Mars NASA might need the help of the ESA or even the Chinese, not because it doesn't have the capability, but because it needs more financial help. ...
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1answer
490 views

Is access to space becoming more affordable?

Although many people have been disheartened by the lack of large scale space exploration endeavours since the Apollo program, I was wondering if there has been an appreciable decrease in the cost-per-...
8
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2answers
715 views

What ULA innovations was Michael Gass alluding to during latest U.S. Senate address?

I've read an interesting article that mentions Michael Gass, president and CEO of United Launch Alliance (ULA), alluding to ULA innovations during the latest Senate Appropriations Subcommittee hearing ...
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2answers
6k views

What is the cost estimate for a manned Mars mission?

I am looking for a cost estimate for a manned (return) mission to Mars. There is a similar question asking for the cost of the Mars One proposal, but I would be happy with a cost estimate for any type ...
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1answer
7k views

How much does it cost to operate a satellite in orbit? [closed]

A satellite mission goes through different phases: planning, building, launch, operation. I was wondering what percentage of the whole cost is consumed by the operation and maintenance of a satellite ...
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3answers
324 views

Are there any non-government owned, non-US based, companies that are in the process of developing manned spaceflight?

As far as I can tell, there are dozens of aerospace companies and contractors, which partner with various space programs around the world to develop, build and maintain space vehicles. Are any of the ...
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2answers
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Is there an independent cost estimate of the Mars One proposal?

Has anyone outside of the Mars One foundation done an independent evaluation that concept in terms of the following heads? Initial Cost Ongoing Cost Technical feasibility?
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How would one go about proving humans have really been to outer space?

Background: I am 40 years old, and in my entire life the only face to face eyewitness event that I can remember where humans actually observed an attempt to fly into outer space, the craft exploded ...
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2answers
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What is the cost of keeping the ISS in orbit

The plan for the ISS upon decomissioning is to deorbit the structure and let it fall into the ocean. I get that we do not want extra debris in orbit but I would think that leaving the structure in ...
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1answer
332 views

When could MAVEN launch to get to Mars, if it misses its launch date?

What kind of transfer orbit will MAVEN follow? If it is a Hohmann Transfer Orbit which will be effective only when the launch point and destination of spacecraft are in straight line. Earth is its ...
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2answers
920 views

How did the US government shutdown of 2013 affect NASA operations?

At midnight on October 1, 2013 the US government entered the state of government shutdown where all functions deemed non-essential are suspended. This shutdown lasted 16 days. How did this shutdown ...
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1answer
59k views

What is the current cost-per-pound to send something into LEO?

As a student of economics and finance I would love to learn more about the cost structures of sending a payload into orbit. More specifically - What is the cost-per-pound to send something into LEO ...
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0answers
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What is the average cost of satellite construction over the last 10 years? [closed]

In the last 10 years what was the Highest and lowest, construction cost of satellites launched? What are the mean and average costs of satellite construction over the same period? Where "a" ...
5
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1answer
318 views

How will the Air Force decision to discontinue the space fence due to sequestration affect contractors?

Recently, Air Force Space Command indicated that the space fence will be discontinued on October 1.[source] Due to resource constraints caused by sequestration, Air Force Space Command officials ...
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1answer
85 views

How is rocketry funding divided by sources throughout the ages?

It can be argued that first rocket in history was a steam powered pigeon in 400 BCE. Around 1200 CE, the Chinese were using rocket powered weapons of war. Beginning around 1960, both the Americans and ...
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2answers
902 views

What specifically makes launching objects from Earth into space expensive?

I always wondered about this. Is it because the fuel is too costly? Because the equipment will be trashed?

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