Stack Exchange Network

Stack Exchange network consists of 174 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Questions tagged [food]

Questions related to the growth or use of food on spacecraft or colonies. Also, any questions related to drinkable liquids either made or consumed in space.

3
votes
1answer
606 views

Are gas bubbles in space food still a problem?

According to the Apollo Program Summary Report, page 6-14: In zero gravity, when the food packages were rehydrated with water containing gas bubbles, the bubbles could not be removed from the food. ...
6
votes
1answer
148 views

Can food be preserved by exposure to space?

Would it be possible to preserve food by wrapping them in sturdy packaging (to preserve moisture and block micrometeors) and then tossing it out of the airlock so we no longer need refrigeration space?...
6
votes
2answers
192 views

How feasible is it to grow algae on Mars to use as food, plastic and oxygen production?

I am currently researching the idea of growing spirulina algae on Mars for as a renewable source of oxygen, food and material. So the question arises: How feasible would it be to grow spirulina in an ...
19
votes
2answers
1k views

How was “Space Ram” (instant ramen noodles) prepared and eaten on the Space Shuttle?

The BBC Witness Podcast The Invention of Instant Noodles mentions that "Space Ram" (ramen noodles for space) was developed for eating on the Space Shuttle. After about ...
4
votes
1answer
199 views

Can the vacuum of space be used to sterilize equipment?

Supposing that washing dishes and sterilizing medical equipment could be expensive to do in space, would a viable option be to expose dishes, scalpels, silverwear etc to the vacuum of space? Would the ...
5
votes
2answers
485 views

Why does NASA use freeze-dried food for the ISS?

I watched a short documentary on youtube how NASA workers shop in a supermarket or order products, then get meals like spaghetti cooked at their facilities to be freeze-dried and vacuum-sealed for the ...
10
votes
2answers
348 views

Mass of food per astronaut per year for an extended deep space excursion?

Until food can be grown or synthesized reliably and effectively in space, a manned deep space mission needs to bring all of the food with it, or cache some of it ahead of time. Roughly what would be ...
3
votes
3answers
371 views

Power to grow food per person

Can I get a rough estimate of the power (in watts) needed to produce light to grow enough food for one person, using vertical farming of the kind proposed for space habitats? Any reasonable outpost/...
0
votes
1answer
121 views

Balancing oxygen and food production

For a self-sustaining base on Mars (or elsewhere)... I've read and been told that growing enough plants to eat would produce too much oxygen, but there are many in-depth designs for self-sustaining ...
1
vote
3answers
358 views

Zero gee rice cooker for BFR's trip around the Moon; how would that work?

Because of where I'm currently living, I've gotten used to using a small rice cooker regularly. @Tristan has pointed out that cooking dried rice, or dried beans in boiling water could not be done in ...
2
votes
0answers
157 views

Dried beans, rice and oats, jerky, olive oil, salt, vitamins, electrolytes, water; anything else?

If I don't worry about morale, would daily, average sized meals from the following be sufficient to stay alive for three years in space? I'm assuming only water is recovered from waste. Assume enough ...
8
votes
0answers
155 views

Have there been at least continuous periods of plants growing on the ISS?

I know there have been some experiments in hydroponics that are addressing issues related to growing significant quantities of food and even fresh vegetables in space in the future. I was wondering; ...
6
votes
0answers
108 views

Spinning in space to manage gas?

A recent comment pointed out you can't burp in zero-g, while we don't have anything here about it, a Google search seems to support the comment. If you spin your body, in theory you could overcome ...
8
votes
0answers
244 views

Can you enjoy a cold carbonated drink in space?

I will grant that launching a can of soda pop, or beer into space would be very expensive. Alternately it is not unreasonable to make it in the space station, carbonated drink makers are easily ...
0
votes
1answer
120 views

Does NASA have an Army and Air Force Exchange Service?

Considering the relativity of military at NASA, the question here is "Does NASA have it's own Army and Air Force Exchange Service (AAFES), or does it share with the Department of Defense?" The AAFES ...
13
votes
1answer
2k views

Do astronauts on ISS get fresh perishable goods with deliveries?

The usual fare for ISS has very long expiration dates, to last between deliveries, months apart. That, combined with other requirements (no crumbs/powders, no cooking, flatulence-safe etc) ...
0
votes
1answer
872 views

Will a bag of potato chips explode in space? [closed]

Potato chips are a favorite snack food Earth side. It seems that currently they are not allowed in the ISS (anything with significant crumbs -- such as potato chips ... can't go.) and that chips bags ...
3
votes
1answer
189 views

Communion on the Moon

This article (and some others) confirms "that Buzz Aldrin took communion on the surface of the moon". How is it possible that he ate and drank on the surface of the moon while wearing a space suit?
13
votes
1answer
732 views

How would civilians send snacks to the ISS crew?

Today I saw a video in which ESA astronaut Samantha Cristoforetti teaches us how to make pitas in space, and invites us to try to make them at home. I understand that much of the food on the ISS is ...
11
votes
1answer
713 views

Growing food in space

I can't find info on NASA site, but saw a picture of romaine on ISS and am wondering how it maintains its shape in zero-gravity- why doesn't it spread out, what makes it grow up...?
12
votes
1answer
393 views

Could future astronauts eat during EVAs?

One of the challenges that faced the Apollo moon landing crews, and particularly the longer-stay missions of the later flights, was going through a full 7 hours of extra-vehicular activity in a locked ...
2
votes
2answers
362 views

In the near future, will spacecraft be able to carry the means to cook and serve traditional meals?

Just about every time I watch a sci-fi show or movie about space, there always seems to be "regular" food on board. That is, stuff that we on earth (and more specifically Americans) recognize as "home ...
11
votes
2answers
652 views

Could the void of space act as a good refrigerator for food in long journeys?

Providing a theoretical journey to some far place, could the void of space be used as a good refrigerator for food since it is very cold ? Assuming that radiations in the void space are somehow ...
8
votes
1answer
135 views

What are the criteria to select plants for study in space?

Me? I like roast aubergines cooked the way Mum makes it with mashed potatoes deep-fried, omelette, and roti. If I travel in space that would be the staple in my tiffin. In my on-board farm would loom ...
14
votes
1answer
430 views

Where should I look in ISS to find mouldy food?

Food is ubiquitous. All organisms known so far need food, and it is commonly believed all organisms unknown need it to. Size matters not - Eating is. Consumption continues ad infinitum. Failure to ...
7
votes
2answers
3k views

How do astronauts drink or eat in space?

As there is zero gravity in space, how do astronauts drink liquid from a container? Do they suck the liquid or is there any mechanism for that? Are there any changes in oesophagus?
38
votes
2answers
9k views

Can fish really live in microgravity without water?

Yes, you read that title correctly. I saw the claim in "Colonies in Space", hosted on the NSS site. In a weightless space farm, it may be possible to raise fish without water. On Earth, when a ...
9
votes
0answers
280 views

Most unsafe foods in zero gravity [closed]

Mostly this question (and some earlier knowledge about food & drink behaviour in space) made me think that which are those foods that would mean a serious threat for people in space? My two ...
12
votes
1answer
767 views

Can you have birthday cake in space?

In zero (or micro) gravity there are lots of problems for a birthday cake. Cakes "rise", and flames "burn up", without gravity how could any of this happen? Will my cake fail to rise? Will my ...
12
votes
2answers
278 views

Is there any research or recommendations for a diet in microgravity?

The Dietary Reference Intake (aka RDA) is formulated for humans operating at one Earth gravity. Is there a similar reference or any research supporting specific recommendations for a human in ...
11
votes
2answers
377 views

What is the optimal selection for a small self sustaining space farm?

There are a multitude of resources about growing food in space, NASA research indicates we have been growing foods in space for years. Colonies in Space by T. A. Heppenheimer seems to have some ...
4
votes
2answers
88 views

Would a biological resource-system be feasible for long-term manned flights?

Supposing a long-term manned flight is planned would a biological resource-system be considered as an option? Would a biological resource-system work or is a technical solution superior? Currently ...
13
votes
3answers
164 views

Are there any existing technologies, or research, that investigate the sustainable production of food for manned exploration trips?

With NASA planning to eventually get people to Mars, and with privately funded attempts such as Mars-One planning to do the same, and relatively soon, there is the issue of having to feed anyone you ...
10
votes
2answers
650 views

How do people drink out of cups in Space?

How do people drink out of cups (an activity which heavily relies on the presence of gravity) in space? I know they could try to wait for the liquid to 'split up' and try to catch a chunk, but is ...