Can fire burn space?

Inside you have the same air mixture as on Earth, but because gravity is millions of times smaller an open flame behaves significantly different. In space, of course, you can't have any fires because there isn't any oxidizer (i.e. oxygen) to sustain the combustion process.
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Is it possible for fire to burn in space?

Fires can't start in space itself because there is no oxygen – or indeed anything else – in a vacuum. Yet inside the confines of spacecraft, and freed from gravity, flames behave in strange and beautiful ways. They burn at cooler temperatures, in unfamiliar shapes and are powered by unusual chemistry.
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How does fire burn in space without oxygen?

Fire is a different beast in space than it is on the ground. When flames burn on Earth, heated gases rise from the fire, drawing oxygen in and pushing combustion products out. In microgravity, hot gases don't rise. So an entirely different process, called molecular diffusion, drives flame behavior.
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Can a fire burn on the moon?

“The fuel and oxidizer in a match head would cause the tip to burn, but not for long because of lack of oxygen.” And in the moon's complete lack of atmosphere, a match cannot ignite at all — explanation enough for why Neil Armstrong didn't celebrate his step onto the lunar surface with a candlelight dinner.
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Can fire exist without oxygen?

Air is made-up of about 21% oxygen, 78% nitrogen and less than 1% other gases including carbon dioxide and water vapor. Fire only needs about 16% oxygen to burn. Without oxygen, fires won't burn.
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How Fire Burns in Space



What color is fire in space?

Sometimes, the fuel — long strings of carbon — gets pushed upwards where it burns like charcoal, glowing yellow. Without gravity, the carbon strings don't get burned, and the flame is blue, cooler, and much much dimmer. Studying fire in microgravity can render some important practical insight.
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What does space smell like?

A succession of astronauts have described the smell as '… a rather pleasant metallic sensation ... [like] ... sweet-smelling welding fumes', 'burning metal', 'a distinct odour of ozone, an acrid smell', 'walnuts and brake pads', 'gunpowder' and even 'burnt almond cookie'.
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Can fire burn on Mars?

We know that fire can only burn naturally on our planet, and Mars doesn't have a dense atmosphere or enough oxygen to allow flames to burn – but space station and spacecraft fires are a very real danger, and with crews living and working in close proximity, fire would be disastrous.
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Can a candle burn in zero gravity?

A candle can burn in zero gravity, but the flame is quite a bit different. Fire behaves differently in space and microgravity than on Earth.
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Do guns work in space?

Fires can't burn in the oxygen-free vacuum of space, but guns can shoot. Modern ammunition contains its own oxidizer, a chemical that will trigger the explosion of gunpowder, and thus the firing of a bullet, wherever you are in the universe.
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Do lighters work in space?

If you light a match on Earth, the flame is long and pointy because hot gases rise upward from the flame, keeping it straight and sticking up. But in space, buoyancy does not exist — so the flames spread out in all directions.
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Can fire burn on other planets?

Earth is the only known planet where fire can burn. Everywhere else: Not enough oxygen. 6. Conversely, the more oxygen, the hotter the fire.
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Why do astronauts not burn in space?

“Objects coming back from space are traveling at many times Mach speed — faster than the speed of sound — so to keep from burning up or breaking up they must be protected from the intense heat caused by that friction.”
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Why does fire turn blue in space?

A microgravity flame forms a sphere surrounding the wick. Diffusion feeds the flame with oxygen and allows carbon dioxide to move away from the point of combustion, so the rate of burning is slowed and it is an almost invisible blue color.
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Why are flames hollow?

The optimal mix of oxygen and fuel occurs in an outer curtain, so the flames are hollow. Inside there is fuel vapour without oxygen. When fuel reacts without enough oxygen, some carbon atoms get left behind. These carbon atoms collect to form particles of soot.
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Does it rain on Mars?

Because of Mars' very low atmospheric pressure, any water that tried to exist on the surface would quickly boil away. atmosphere as well as around mountain peaks. No precipitation falls however.
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Is there fire that doesn't burn?

A cool flame or invisible flame is a flame having maximal temperature below about 400 °C (752 °F). It is usually produced in a chemical reaction of a certain fuel-air mixture. Contrary to conventional flame, the reaction is not vigorous and releases very little heat, light, and carbon dioxide.
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Is there temperature in space?

Some parts of space are hot! Gas between stars, as well as the solar wind, both seem to be what we call "empty space," yet they can be more than a thousand degrees, even millions of degrees. However, there's also what's known as the cosmic background temperature, which is minus 455 degrees Fahrenheit.
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Do you age in space?

In space, people usually experience environmental stressors like microgravity, cosmic radiation, and social isolation, which can all impact aging. Studies on long-term space travel often measure aging biomarkers such as telomere length and heartbeat rates, not epigenetic aging.
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Is space completely silent?

OK so wait, is space completely silent or not? While space is more silent than you could ever imagine, it's not completely devoid of sound. Sound waves cannot travel through space, but there are some infinitesimally small regions where sound can exist, under very specific conditions.
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Can you fart in space?

The official verdict on gas in space: No burps, more farts, and no, you can't use your flatulence to propel you around the shuttle.
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Is there fire on the sun?

Answer: The Sun does not "burn", like we think of logs in a fire or paper burning. The Sun glows because it is a very big ball of gas, and a process called nuclear fusion is taking place in its core.
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Is there sound in space?

No, there isn't sound in space.

This is because sound travels through the vibration of particles, and space is a vacuum. On Earth, sound mainly travels to your ears by way of vibrating air molecules, but in near-empty regions of space there are no (or very, very few) particles to vibrate – so no sound.
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What color is the hottest fire?

Blue flames are the hottest, followed by white. After that, yellow, orange and red are the common colours you'll see in most fires. It's interesting to note that, despite the common use of blue as a cold colour, and red as a hot colour – as they are on taps, for instance – it's the opposite for fire.
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How hot is the Moon?

Taking the Moon's Temperature

Daytime temperatures near the lunar equator reach a boiling 250 degrees Fahrenheit (120° C, 400 K), while nighttime temperatures get to a chilly -208 degrees Fahrenheit (-130° C, 140 K). The Moon's poles are even colder.
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