How loud is the ISS?

NASA has worked to reduce the noise and its effect on the crew. By November 2005, noise levels had been lowered to between 62 to 69dB in the work area and 55 to 60dB in the sleep compartments. Astronauts on the ISS used to have to wear ear plugs all day but are now only wear them for 2 to 3 hours per work day.
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Is it loud on the ISS?

Although sound does not travel in the vacuum of space, the inside of the International Space Station (ISS) is quite noisy. There are many pumps and fans that allow people to live on the ISS. They control the station's heat, humidity, and carbon dioxide levels.
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Why is the ISS so noisy?

On the International Space Station, air circulation fans and fluid coolant pumps produce a constant level of background white noise, despite sound mufflers and insulation built into the equipment to keep it as quiet as possible. Over time this noise can affect an astronaut's hearing.
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Is there sound outside the ISS?

Sounds exist in space, but humans can not hear them. As pointed out in the question, there is not going to be any significant, perceptible sound transmitted through space at the altitude of the ISS (now roughly 400 km).
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Can you listen to the ISS?

Listening to the ISS is very easy: The frequency of the downlink is 145.80 MHz FM. Any scanner or handheld radio that can receive this frequency will work.
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Why the ISS is noisy and why I am a fan of not suffocating in space.



What frequency is ISS on?

The ISS radio transmits signals at 145.80 MHz and receives signals at either 144.49 or 145.20 MHz, depending on its orbital location.
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Can Ham Radio talk to ISS?

Hams can also communicate with each other using the ISS packet (computer) radio mode, or receive slow scan television mode images. It all depends on what equipment is in service in space. A typical ground station for contacting the ISS station includes a 2-meter FM transceiver and 25-100 watts of output power.
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What does the ISS sound like?

It's as quiet as a Zen temple. Canadian astronaut Chris Hadfield recently went aboard the ISS and has been recording what it sounds like. It's not quite the elegant "2001: A Space Odyssey" experience you might expect. It's more like a noisy tin can.
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Is it loud inside a spaceship?

In the vacuum of space no sound can travel, but inside spacecraft it can get loud.
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How quiet is it in space?

These too are pressure waves, but with some added magnetism. We can't hear these magnetosonic waves in space. That is because the pressure variations are so small: a -100dB sound-pressure level (the human hearing threshold is about +60dB).
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Does the ISS stink?

The ISS is smelly, noisy, messy, and awash in shed skin cells and crumbs.
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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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Does the ISS have a shower?

On the ISS, astronauts do not shower but rather use liquid soap, water, and rinseless shampoo. They squeeze liquid soap and water from pouches onto their skin. Then they use rinseless soap with a little water to clean their hair. They use towels to wipe off the excess water.
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Do astronauts wear earplugs?

Some specialists believe that this is because the body tires less quickly in weightlessness: the muscles don't have to work as hard as on Earth. However, the noise level on the ISS creates poor conditions for getting a good night's rest. That is why astronauts usually wear earplugs while they sleep.
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Is space soundproof?

No, you cannot hear any sounds in near-empty regions of space. Sound travels through the vibration of atoms and molecules in a medium (such as air or water). In space, where there is no air, sound has no way to travel.
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How loud is the sun?

DeForest pegs the sun's din on Earth at around 100 decibels, a bit quieter than the speakers at a rock concert. That's during the day, of course. At night, as we turn away from the sun, the roar would fade.
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Do astronauts hear the rocket?

However, once in space, the vacuum does not transmit sound, so any sound produced by the engines will be contained to the spacecraft. No. The sound produced by the engines is mostly in shockwaves in the exhaust plume, and those leave the spacecraft just fine in a vacuum.
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Can astronauts hear each other in the space station?

Sound is a mechanical wave and requires a material medium for propagation. There is nothing in space. There is no atmosphere. Even if the astronauts are floating in the atmosphere next to each other they can't hear each other.
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How loud is space?

Studies on a single space shuttle flight found temporary partial deafness in the crew. Inside the International Space Station (ISS) it is so loud that some fear for the astronauts' hearing. At its worst, the noise level in sleep stations was about the same as in a very noisy office (65 decibels).
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Why is it quiet in space?

Because sound is just vibrating air, space has no air to vibrate and therefore no sound. If you are sitting in a space ship and another space ship explodes, you would hear nothing. Exploding bombs, crashing asteroids, supernovas, and burning planets would similarly be silent in space.
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Is there white noise in space?

This mass of static echoes throughout our universe and is composed of radio signals, electromagnetic waves and radiation. These signals are emitted by large celestial objects and residual radiation from the Big Bang. Cosmic noise can be converted into audio signals that sound a lot like white noise.
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How rare is the International Space Station?

Viewing opportunities of the ISS can vary between one sighting a month to several a week, depending on your location and the orbit of the ISS.
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What radio frequency does NASA use?

It broadcasts on 145.800 MHz. When the astronauts are not transmitting, a packet module serves as a relay for the computer messages of amateur operators on the ground.
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