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Questions tagged [nasa]

Questions pertaining to activities of the National Aeronautics and Space Administration, a United States government agency that deals with space exploration and research.

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Hows does “Glenn Research Center's sapphire refractive secondary concentrator” work?

Clicking through NASA.spinoff.gov I came to the page for spinnoff 2001 Glenn Research Center and found this: Glenn Research Center's sapphire refractive secondary concentrator will be used with ...
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How will the Lunar Gateway go to L2 and L1; how much delta-v is needed?

In a talk to the press which can be heard in the YouTube video NASA Administrator Jim Bridenstine Explains the Lunar Gateway, NASA director Jim Bridenstine says after about ...
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3answers
267 views

Velocity of the Parker Probe when it will be given final boost by the rocket?

What is the current speed of the parker probe which is just launched today(After Final boost(detached by the rocket)). I was just guessing as it will attain max speed of ...
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60 views

Where does one go to school to be in a space program? [closed]

I am interested into going to college. What school or degree should I take to get a seat in the Mars missions? Space Camp? Which school has the highest student to space program statistic?
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1answer
578 views

What are these Space Shuttle cockpit elements and what are they for?

In a book I'm reading, there is a figure showing the inside of a cockpit of a Space Shuttle.The labels point out various pets including an aluminum plate, an avionics bay, and an open grid panel, as ...
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1answer
327 views

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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How did “the kid” (John Meisenheimer) calculate that there was a wave in the jet stream and Explorer 1 would be okay to launch?

This tough question links to the NASA YouTube video NASA 60th: How It All Began which shows a lot of really nice, historical file footage and stills. After about ...
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2answers
194 views

NASA at sIxty years, will there be a new moonshot mandate?

NASA is sixty years old still going strong. There are few organizations that have made such an impact to man's quest for knowledge in such a short time span. The contributions are many, and its ...
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149 views

Funding for Government Run Space Organizations

Do government run space organizations make any money from services they provide (for example NASA's data about the Earth or their services for aviation companies)? Or do they provide all their ...
4
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1answer
76 views

Will a crew or crews for one or more commercial launch vehicles to the ISS really be announced in August 2018?

The Washington Post article Boeing faces a significant setback with the spacecraft it is designing to fly NASA astronauts includes the following statemt: The leak is likely to delay its launch ...
5
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1answer
260 views

Fluid loading protocol, what's it and what's it for

In the book Endurance: A year in space, a lifetime discovery, there is a paragraph as follows: Then I hear Terry’s voice, breaking in midsentence, as if he were here with me: “. . . pills for the ...
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2answers
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What can Halosat do that can't be done already?

The GIF included in the BGR article Watch the International Space Station poop out a tiny satellite that will search for (missing) matter which shows a 3U 6U cubesat ejected from the ISS. The article ...
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1answer
118 views

Differences in NASA long term human space exploration since 1989?

I'm doing some research in to the various NASA long term programs for human space exploration, and I'm having a really hard time figuring out how they are really different. It seems that since the "90 ...
3
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1answer
111 views

Where is the LC-19 launch console now?

Julia Bergeron's recent tweet from Florida shows an electronics console that looks to be mid-20th century. Above it is written LC-19 but there are other ...
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274 views

Why does only Space X release every stage of rocket launch for the public viewing?

What I mean is Space X telecast every stage of rocket launch. But in NASA and ISRO, they just telecast rocket ignition launch. ISRO and NASA never does this thing why so?
3
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1answer
264 views

Who is the NASA Space artist of this circa 1978 satellite montage? Does a key listing each item exist?

The Ars Technica article As mega-constellations loom, US seeks to manage space debris problem uses this beautiful drawing of current and future spacecraft from a circa 1978 perspective. It's been used ...
3
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1answer
203 views

What does this paper say is wrong (quantitatively and procedurally) with WISE & NeoWISE asteroid data?

I don't have daily access to the journal Icarus so when I read the New York Times article Asteroids and Adversaries: Challenging What NASA Knows About Space Rocks; Two years ago, NASA dismissed and ...
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Combined Mechanical Counterpressure and Gas-Pressurized suits

The "Mechanical Counterpressure" (or SAS) space suit is the holy grail when it comes to mobility, flexibility, and being lightweight however it also has it's share of problems. It's very difficult to ...
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3answers
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How did NASA prevent third parties from spoofing Apollo communications?

The Apollo crews transmitted footage to Earth using SSTV, a ham radio technique that amateurs and pirates can use to send similar messages around the world. Did NASA have any technical ...
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4answers
2k views

How does somebody build a GPS satellite?

What materials and coding would be needed? And what are the necessary instructions should someone follow? I heard that you don’t need to be apart of NASA to build a satellite, but it just costs a lot ...
6
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1answer
97 views

Can I find detailed flight parameters of some space mission(s)?

I'm studying dynamic models and creating a mathematical model for spaceflight simulation. I need to check the correctness of my model. Can I find detailed parameters of a spaceflight (say, position ...
3
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1answer
134 views

What nodes were used to send a NASA selfie from Antarctica to the ISS?

The November 29, 2017 NASA video Future-Proofing the Interplanetary Internet says: In a recent demonstration of the technology, NASA sent a selfie from Antarctica to the space station, making ...
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1answer
76 views

What GEO relay satellite will the ISS use for end-to-end optical communication with a ground station?

This LEMNOS page on NASA's Explorations and Space Communications site says: The Integrated Laser Communication Relay Demonstration (LCRD) Low-Earth Orbit (LEO) User Modem and Amplifier Terminal (...
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2answers
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When will NASA PubSpace really make publicly available most of NASA funded research papers?

The Science Alert article All Scientific Research Funded by NASA Is Available For Free is worth reading and contains several links and quotes. Here is one excerpt: The database is called PubSpace, ...
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3answers
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Where did the famous “end of decade” deadline come from?

In his address to Congress on 25th of May 1961, John F Kennedy committed for the first time to land a man on the Moon and bring him safely back before the end of the decade. But the feasibility ...
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0answers
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To what extent was Apollo program training specific to each mission?

In comments and answer to this question, the time it takes to train for an Apollo mission is mentioned several times as a factor on the big rotation of crews. I figure that would actually play in ...
12
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1answer
438 views

Was there any “practical” advantage to having different crews for each Apollo landing?

So, out of the 24 men that went to Moon orbit and back during the Apollo program, just three of them did the trip twice, but landings where always done by a different crew. From the politician's ...
8
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1answer
229 views

What ever happened with that pressure suit design based on elastic tension in contact with skin?

I remember several years ago seeing a pressure suit design based on carefully engineered elastic material in contact with the skin. Instead of pressure on the skin produced by a pressurized gas, the ...
5
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1answer
124 views

What is the mass and power consumption of the COLBERT treadmill?

What do you think is the mass and power consumption of the COLBERT treadmill? Sources are greatly appreciated.
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1answer
165 views

How can GEDI be considered a carbon-monitoring instrument?

EDIT: According to a new, 17-May-2018 item in Science: That NASA climate science program Trump axed? House lawmakers just moved to restore it. Quoted in both Phys.org: NASA program to track ...
12
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1answer
1k views

What is the principle behind Mariner 4's “Solar Pressure Vanes”? In what case(s) would they be effective?

The image below, found in this answer shows four "Solar Pressure Vanes" on Mariner 4. I've never heard of such a thing. I can imagine that it might have been thought to help favor the spacecraft's ...
4
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1answer
195 views

Did InSight take a “mean left” turn on its way to Mars? Is it an out-of-plane maneuver?

In the NASA JPL video NASA Launches InSight to Mars (part 1) after about 14:30 (currently) NASA's new Chief Scientist Jim Green (better photo here) explains: ...
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89 views

What is/was the IMP team? (related to Mars Pathfinder)

The Astronomy Picture to of the Day for 2000 May 14 titled A Presidential Panorama of Mars credits the panoramic image to: IMP Team JPL NASA but the first link does not seem to work. ...
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728 views

Did the medium range KTM tracking cameras for the Shuttle really have a “150 inch lens”?

The Curious Droid YouTube video How did NASA get those great film shots of Apollo and the Shuttle? found here and linked-to in this comment contains the following passage starting at ...
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1answer
76 views

Project Morpheus

This is the NASA tether test configuration of project Morpheus. The image has been taken from this paper. The test is basically to test the NGC and engine performance of the vehicle. Here we find a ...
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1answer
203 views

Is NASA's Performance Vehicle Calculator website open for public use?

This answer links to "NASA's Performance Vehicle Calculator" with the link https://elvperf.ksc.nasa.gov/Pages/Query.aspx I've also found the same link in https://forum.nasaspaceflight.com/index....
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1answer
298 views

What stole the INSPIRE cubesat launch opportunity, and will there be another?

Doing research for this answer about interplanetary cubesats, I watched the NASA Jet Propulsion Laboratory YouTube channel video CubeSats (live public talk) of a talk by Dr. Andrew Klesh, Chief ...
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Has budgetary support for Juno been extended, or is it running out?

The Yahoo news article NASA’s Juno snapped another photo of Jupiter that looks like a watercolor painting is a reminder that Juno is generating plenty of data and beautiful images. The Juno ...
7
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1answer
352 views

What is the function of this array of what looks like mirrors on TESS?

The Mashable.com article TESS is about to become your new favorite NASA mission shows a beautiful photo of the TESS spacecraft in a state that looks like it is nearly ready to launch. There is a ...
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81 views

How does JPL calculate Epochs for generating ephemerides?

How exactly do epochs fit into the computational propogation of data of NASA's Jet Propulsion Laboratory and what methods do they use to calculate the properties of those epochs in the first place? ...
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2answers
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What are the louver-like structures on the sides of the Mariner 4 probe?

The COSMOS Magazine article First mission to Mars: Mariner 4’s special place in history July 14, 1965, forever changed the way we see Mars. Tim Wallace looks back at one of NASA’s greatest triumphs ...
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1answer
3k views

LOPG/Deep Space Gateway - What is a cislunar orbit?

Formerly the Deep Space Gateway and now the Lunar Orbital Gateway or LOPG station, is planned for Expedition 1 aka the maiden launch of the SLS. After reading several specifications, to avoid the "...
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141 views

Is Curiosity allowed to investigate the subsurface of the “clay unit ” near Mount Sharp?

From the bottom image in this article from september 2016 it can be seen that there was a possible path for Curiosity in the direction of Mount Sharp (Aeolis Mons). At the end of januari 2018 however ...
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2answers
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Which space operators public or private, outside of NASA, allow usage of their space imagery?

NASA does not copyright their images and allows usage of their photos for free for many uses. There are a few restrictions on commercial use, primarily to keep current staff out of commercials. ...
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1answer
76 views

Has TDRS-13 officially graduated from “TDRS school” (entered into service)?

According to Wikipedia: TDRS-M, to be renamed TDRS-13 upon entry into service, is an American communications satellite operated by NASA as part of the Tracking and Data Relay Satellite System. The ...
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1answer
152 views

Did IMAX pay to have their cameras in space?

There have been several IMAX movies filmed either partially, or wholly while in orbit around the earth. Some of these include the Space Station, Hubble, and several in general about the space shuttle....
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Does the TDRS user segment ever provide network functionality beyond being “customers”?

Celestrak's NORAD Two-Line Element Sets Current Data TLE page has many pre-defined categories for quick access for groups of spacecraft that share similar characteristics. I clicked on the ...
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349 views

Is that true that NASA sends their people to some Universities outside of USA in order to hire them?

I’m asking this because, I’m interested to know "does NASA send their people (workers: scientists and engineers) to some Universities outside the USA and not only in USA?" Because, right now I'm in ...
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1answer
130 views

Was the Orbit Pavilion triggered by real communications events?

The October 2016 NASA JPL news article Art Turns Public Eyes (and Ears) Toward Space describes an artistic interpretation of the communications between a number of NASA Earth satellites and ground ...
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1answer
474 views

Why did Space Shuttle astronauts wear gloves upon reentry?

I read an article about STS 107, in which the crew videorecorded their search for the gloves to put on.