Questions tagged [research]

Questions regarding scientific research, by means of the scientific method, into topics discussed. Investigative work based on empirical and measurable evidence that can be repeated, tried, and tested.

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Why doesn’t NASA build its rockets using graphene?

Graphene would be a great material to build a rocket out of. Graphene is extremely thin. One single atom thin layer of graphene can withstand 15 000 000 pascal . A square meter of this material only ...
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5 votes
1 answer
218 views

What is the smallest object our current technology is capable of launching into space?

Well, I'm quite ignorant about space exploration in general, but I hope I don't make too many misconceptions. So, from what I could find on the internet, there is a certain type of spacecraft ...
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List of thorough Space Journals

I am trying to get a list of rounded and comprehensive journals related to Space and Aeronautics, not only covering the latest news and achievements in the field but also publishing interesting ...
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3 votes
1 answer
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Is there any significant difference between NASA and EU technology readiness levels?

The wikipedia article for technology readiness levels lists the NASA and European Union definitions. I've put these into a table: Level NASA EU 1 Basic principles observed and reported Basic ...
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What will 10X Genomics want to test on the upcoming Axiom Space AX-2 mission?

CNN's Former NASA Astronaut Plans Private Trip Back to Space begins Record-holding NASA astronaut Peggy Whitson1 has spent more time in outer space than almost any other human on the planet, but even ...
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Has anyone seriously considered a space-based time capsule?

It seems likely to me that with climate change, pandemics, economic downturns, nuclear or biological warfare that our civilisation could quite easily lose the ability to get into orbit. We could even ...
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1 vote
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Concerns/challenges with LOX as a regenerative coolant

What are the fundamental issues that make LOX as a regenerative coolant difficult to work with or less ideal than using fuels as a coolant instead in small scale engines (<7000lbs of thrust/ ...
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1 vote
1 answer
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Did any sounding rocket ever fly through a noctilucent cloud?

Noctilucent clouds are the highest clouds forming above the Earth, up in the mesosphere. They form in late spring / early summer and above latitudes closer to the poles. Was a sounding rocket ever ...
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What methods have been used to cool aerospikes on paper and in reality?

I am doing a research project and need to mention what methods have been used to cool aerospikes (toroidal is the brute of the paper but I suppose methods for cooking toroidal Aerospikes could apply ...
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15 votes
1 answer
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Starlink's autonomous collision avoidance

On their website, SpaceX claims that Starlink satellites are able to conduct autonomous collision avoidance manoeuvres using alerts from the US Department of Defence. This seems very reasonable, given ...
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5 votes
1 answer
119 views

Acoustics in Space

Acoustics is an important aspect of not just our architecture but how we and other deep ocean creature interact with each other and the surface. It is known to be used in submarines and other research ...
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11 votes
1 answer
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Were any mammals born in space (or are there any confirmed planned missions to breed them)?

This answer claims rats had been born in space, but link with confirmation is broken. Some pregnant rats were in space, but those didn't give birth in space. This question has good answers regarding ...
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2 votes
0 answers
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How strong would a magnetic field have to be to protect interplanetary craft?

The following suggests that this is a possible idea to protect crew on interstellar space flight: Is NASA doing research on "mini-magnetospheres" to protect crew from radiation in space? ...
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5 votes
0 answers
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Pycrete or Pycrete 2.0 Q Has there been any research for structures against radiation protection in space with Pycrete type material?

Background on Pykrete: Pykrete is a frozen ice alloy, originally made of approximately 14 percent sawdust or some other form of wood pulp (such as paper) and 86 percent ice by weight (6 to 1 by ...
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2 votes
1 answer
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Does deploying an artificial planet help us study and collect more detailed data about the solar system and the universe?

If we have a space station that can orbit like a planet, wouldn't it give us an advantage in terms of positioning for astronomical experiments? This may also enhance the network transmission ...
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4 votes
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What is the name of the animal vaccine created in space? (according to Robert Zubrin)

I'm reading "The Case for Space" and on pg 47 of the book, Zubrin mentions that some sort of animal vaccine was created thanks to research done in microgravity and in space. He goes on to say that ...
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3 votes
1 answer
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Getting to Titan and beyond - technology knowledge management to get... anywhere

The article which made me to post this question is actually about (not yet) getting to Titan, but these words provoke thought for any space exploration target, please note it's a NASA engineer telling ...
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11 votes
1 answer
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Examples of space research applied to Earthly manufacturing

I remember reading utopian predictions about space manufacturing. It's clear that factories in space delivering consumer goods for your local retailer is not going to happen in the near future. But I'...
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3 answers
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Titan vs Mars for colonization

This question is along the same vein as Venus vs Mars for colonization but without the person at the table. Is Mars better than Titan which to me seems a more realistic option for colonization? With ...
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9 votes
5 answers
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What are the top grand challenges in space exploration today?

I'm interested in what the main issues in space exploration today are from a professional's perspective. Similar to how the grand challenge issues of computational astrophysics were summarized here in ...
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What technology do we lack, preventing us from the colonization of space? [closed]

I mean the technology that will facilitate multi-planetary life. There is definitely a financial feasibility concern with existing tech, but what technical developments remain to achieve this ...
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2 votes
2 answers
184 views

Which Live satellites can the public view of earth? [closed]

Does anybody know if there is a LIVE satellite? Like a cross between Google Earth (zoom) and GOES 16 (LIVE)? So WE can see what's really going on around here? I want to see inside of the crater in ...
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3 votes
1 answer
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What are the "NASA research assets" at Thule that were not recently destroyed by a meteor?

The Military Times article No, a meteor did not destroy Thule Air Base as well as the Independent's article Air Force fails to acknowledge mysterious meteor that crashed to Earth near US military base ...
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1 vote
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How to prepare for an interview for a Pure Mathematics position at ISRO's Space Application Center?

I have completed a Master's in Pure Mathematics. I have read topics like Abstract Algebra, Linear Algebra, Functional Analysis, Topology, Cryptography, Course in C++, etc. Recently I found an ...
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4 votes
1 answer
930 views

Have we done any research trying to reach the speed of light? [closed]

Have we tried in the past to run tests or do research to reach the speed of light ?
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5 votes
1 answer
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Getting to Mars requires 12 ISSs of mass w/o tech advances?

Does anyone have the original source(s) of the following images? I originally found them here in this Spanish blog (translated to English here via Google Translate). Note the captions that state NASA ...
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5 votes
4 answers
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Mining lunar thorium for building nuclear rockets on the Moon

Has there been any research on what lunar in-situ processes would have to be developed to mine and process thorium to build nuclear thermal rockets on the Moon?
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8 votes
1 answer
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"UK schoolboy corrects Nasa data error" - what precisely was the "error"?

From the BBC: A British schoolboy has discovered that a piece of Nasa's top space research is flawed. Miles Soloman, a student at Tapton School in Sheffield, was taking part in a project run by the ...
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3 votes
2 answers
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Post-shuttle, "Have any animals that have been studied onboard the ISS come back alive?"

The nicely and carefully written question Have any animals that have been studied onboard the ISS come back alive? has an affirmative answer that applies to the space shuttle. Now that return to Earth ...
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2 votes
1 answer
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How much in US dollars were designated for space exploration research grants in the US fiscal 2016?

In a breakdown of inter-program spending for research projects and federal grants, how much money did the US authorize for Space exploration in 2016? Answers may include manned/unmanned missions, ...
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0 votes
3 answers
119 views

What publishing authority (and year of publishing) was the first to use the term 'occultation'?

Researching the word occultation, it is evident that it is a newly incorporated term in respect to space and eclipses. It just recently began to populate space periodicals and online articles, but ...
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2 votes
2 answers
153 views

Where can I find data on current space agency contracts?

I'm trying to compile a list of current space contracts held by NASA, the CSA, and any other space-related agency so that I can get a feel for what the most heavily researched areas are. What are ...
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1 vote
1 answer
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Calendar of deep space arrivals?

There are some calendars for upcoming launches, like the Reddit one. Is there some corresponding calendar for arrivals and other planned events of all ongoing deep space missions? So that events like ...
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Which colleges in the US are researching Astrionics/ Space communication systems?

An example is the Space Engineering Research Center at University of Southern California Viterbi School of Engineering. What other colleges in the US are contributing to research on these topics?
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2 votes
1 answer
462 views

To Hyperspace and higher dimensions

Has any actual work been done on the idea of traveling to higher dimensions, as a shortcut through space? Plenty of sci-fi books use this concept, but I want to know if there is any research being ...
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1 vote
0 answers
374 views

How does NASA compare with other space agencies in terms of RoI (in terms of science: papers published per $ invested) [closed]

How does NASA's funding compare to other space agencies' funding? How many papers are they publishing and how many US patents do they have? Compare different space agencies in terms of number of ...
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12 votes
2 answers
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What did they expect to happen with Laika?

Before sending first dog to space, the only animals sent to space were fruit flies. Flies made it back alive, but in case of dog we are talking about a much more complex organism. Image Source: Time ...
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2 votes
1 answer
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What plans exist for another future international space station after the ISS is retired, and what stage of development are the plans at? [closed]

I've been scouring the internet to try to find information on this. Unfortunately most of what I've found has indicated that there are currently no plans for another international alliance project in ...
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4 votes
0 answers
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Atmospherics for 'next generation' manned space flight / Exploratory Class Missions

Decompression sickness is a significant risk to both current and future astronauts and currently significant time is lost in preparation for extra-vehicular activity on the ISS [including airlock ...
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4 votes
1 answer
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Has high intensity training been tested in space?

High Intensity Interval Training (HIIT) has had a lot of attention over the past few years as an exercise method because studies show better improvement in various fitness parameters than traditional, ...
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6 votes
2 answers
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Rabbits in Space

It seems that first rabbit was launched into space around 1959. There are differences in sources (Wikipedia, Korabl-Sputnik 2, does not mention rabbits) but it appears several rabbits have been ...
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8 votes
2 answers
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Why only 2 male astronauts for the Year In Space ISS Mission?

I wonder why the space agencies chose only 2 males for the Year In Space ISS Mission? I think it would have made more sense to have at least 1 male and 1 female astronaut, or more preferably 3 male ...
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5 votes
1 answer
308 views

How do scientists detect amino acids in space?

In this section of a wiki article it talks about scientist finding amino acids in outer space, or at least complex molecules and such. Also this video says how there is alcohol in Sagitarius B2. How ...
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9 votes
2 answers
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One year Mission: Using data from Valeri Polyakov?

NASA One Year Mission will send two people to ISS for one year to help us to get closer to Mars Valeri Polyakov Is current record holder for longest space flight. So, there is one of most obvious ...
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4 votes
3 answers
382 views

What gets you full access to NASA documents, and what is their role in private aerospace ventures?

After other recent questions, I'm more aware than ever how much research NASA has documented, and how much interplay there is between its many facilities and huge staff, and private aerospace ...
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7 votes
2 answers
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What are the best places to go to research a space exploration matter online (in depth)?

Magazines will only get you so far, Google searches don't usually yield technical papers, or not many or the best or ones that can be read in full. NASA's public website is also limited and somewhat ...
5 votes
1 answer
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Does space environment affect human embryonic development?

What would the effects of pregnancy in space environment be on a human fetus? I understand that astronauts on long-duration missions in microgravity environment experience bone density loss. Would ...
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14 votes
3 answers
1k views

How useful is placing an asteroid in Lunar orbit?

Quoting from NASA warned plan to send humans to Mars may fail news article: The Obama administration is opposed to another moon landing, saying such a mission would be too costly. It wants ...
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6 votes
1 answer
807 views

Can electricity be generated from solar storms

If a satellite covered with a thick layer of copper, were to go straight through a solar storm in the opposing direction, would the satellite produce electricity, provided the copper(or other suitable ...
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10 votes
4 answers
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What animals, if any, have reproduced in space?

Have any living animals successfully reproduced entirely in space? If none have, what animals have had the most complete reproductive cycles in space?
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