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International Space Station

The International Space Station (or ISS) is a Space Station jointly being constructed by NASA and the Russian Space Agency, along with Canada, Japan, Brazil, and the ESA, in an effort to send astronauts into space for long durations and conduct experiments in space. Construction began in 1998 and is scheduled to be completed in 2011. Our International Space Station category is for questions related to the International Space Station and its operations.

1,295 Questions

Does the international space station have a gravity pull?

Yes, the International Space Station experiences microgravity, which is a condition where objects appear weightless but are still affected by gravitational forces. This is because the space station is constantly falling towards Earth while moving forward at a high speed, creating a sensation of weightlessness for the astronauts on board.

How many miles is the international space station?

The ISS is in an orbit between 278 km (173 mi) and 460 km (286 mi).

When will the International Space Station be visible from where I am?

The International Space Station is visible over most parts of Earth about every 6 weeks, and it can then be seen regularly for about 10 days to two weeks. There are various sites that will tell you when it can be seen from your location. You need to check on them regularly as they only give predictions for about 10 days in advance. See the links below for two of them.

Why a space shuttle take off vertically?

Because if it took off horizontally, it would continue to circle the earth, hitting all those people in the boats that are watching the take-off, then continue until it came to a land mass and possibly strike buildings, vehicles, people...until it exploded into a fireball of great magnitude. So, to avoid this, NASA decided to have the shuttles take off vertically.

< It takes off vertically to reach less dense air ( less drag and aerodynamic heating ), and then begins a pitch maneuver to increase its tangential ( to the Earth) velocity; which eventually leads to a continuous orbit about the Earth. This procedure reduces the necessary on board mass of propellant on the spacecraft. The shuttle is essentially in free fall around the Earth ( imagine a cannon being fired at such a speed that it as it falls, the curvature of the Earth decreases in a proportional manner).>

What are some major achievements of the International Space Station?

Some major achievements of the International Space Station include long-duration human spaceflight, international cooperation in space exploration, advancements in scientific research, technological innovations, and serving as a platform for testing technologies for future deep-space missions.

What are the roles of the space shuttle and the space station in the space program?

The ISS and shuttle programs were designed as a stepping stone to interplanetary travel. The programs test the ability of humans to endure long periods of exposure to living in space and conduct experiments on long term affects of space travel. Space travel to other planets would be best initiated outside the earths atmosphere and the Space Shuttle, as the name implies is the vehicle designed to transcend earth's atmosphere with equipment, supplies and astronauts.

How do you recyle water in a space station up in space?

On the International Space Station, the vast majority of water is recycled. Water is expensive to transport into space, so it is vital that every last drop be conserved. Water is recycled from a variety of sources, such as: the sink, shower, space suit wastewater (Each space suit uses tubes full of cold water to cool astronauts while they are on EVA), water from heating and cooling systems, moisture in the air (Exhaled by astronauts and lab animals), the Space Shuttle's fuel cells (The fuel cells convert oxygen and hydrogen into water to produce power), and even from the urine of astronauts and lab animals.

The water is purified through a rigorous process that is even more efficient than sewage treatment plants so that it can be used again. Some water is lost through the airlock, carbon dioxide removal systems, and oxygen generation systems, although at least 95% of the water onboard the space station is reused. Every once in a while, new water is brought to the space station onboard the Space Shuttle or through Russian Progress Resupply ships.
they recycle the water thru a machine by filtering water 5 times a minute for an hour

Is the ISS important to space travel?

The International Space Station will provide many advantages to space travel.

Firstly, mankind will learn much new knowledge about living and working and space through the space station. This knowledge will be vital for future space exploration, such trips to other planets.

Secondly, much new technology is being developed through the space station. Through the combination of research on the ground on how to develop the space station, and the research actually taking place on orbit, much new technology will be developed for use in future space flight.

Thirdly, the International Space Station is bringing in a new era of international cooperation. Sixteen different countries are working to build the space station, including the US and Russia who once bitterly competed against each other during the Cold War. If man kind is ever going to establish a permanent residence on far-off destinations such as the moon and Mars, it'll take international cooperation.

Why do people get abducted?

People may get abducted for various reasons, including ransom, human trafficking, forced labor, or other criminal activities. Abductions can also occur in the context of conflicts, wars, or civil unrest. It's important to stay aware of one's surroundings and take necessary precautions to minimize the risk of abduction.

What is the maximum duration of stay aboard the iss?

The maximum duration of stay aboard the International Space Station (ISS) is typically around six months for crew members. This duration allows for valuable research to be conducted in a microgravity environment while also managing the effects of long-term space travel on the human body.

How and what do the astronauts breathe on the space station?

Astronauts on the space station breathe a mixture of oxygen and nitrogen, similar to the air we breathe on Earth. The station has systems that generate and maintain this breathable atmosphere, including equipment to produce oxygen from water and remove carbon dioxide exhaled by the astronauts.

What did Canada contribute to the ISS?

Canada contributed the Canadarm and Canadarm2 robotic arms to the International Space Station (ISS). These robotic arms play a crucial role in managing cargo and supporting astronauts during spacewalks. Canada also provided other technology and expertise in space robotics and science experiments to the ISS.

When did the first crew arrive at the space station?

The first crew to arrive at the International Space Station (ISS) was Expedition 1, launched on October 31, 2000, and it reached the ISS on November 2, 2000. This crew marked the beginning of continuous human presence on the ISS.

What is the full form of ISS?

The full form of ISS is International Space Station. It is a large spacecraft in low Earth orbit that serves as a research laboratory for international cooperation in space exploration.

Which types of water are collected and recycled for use on the international space station?

On the International Space Station, water from various sources such as urine, sweat, humidity, and even spacecraft operations like fuel cell reactions is collected and recycled. This water is then treated and purified through processes like filtration, distillation, and ion exchange to make it safe for consumption by astronauts. Recycling water in this manner is crucial for sustaining life in the closed environment of space.

Which of these is a cylindrical section of the international space station used for working or living in space?

The cylindrical section of the International Space Station used for working and living in space is called the Destiny module. It serves as a laboratory for scientific research and experiments, as well as a living quarters for the astronauts on board.

How many people are currently abord the international space station?

on expedition 25 (our current one) there are six astronauts on board the ISS.

What is bigger the moon or a space station?

The moon is significantly larger than a space station. The moon is a natural satellite that measures about 3,474 kilometers in diameter, whereas a space station, like the International Space Station, is much smaller, typically spanning around 100 meters in length.

How do space stations reuse water?

Space stations reuse water by collecting and treating wastewater from various sources, such as showers, urine, and humidity in the air. The water is then filtered and purified through processes like distillation and chemical treatments to remove impurities and make it safe for consumption. This recycled water is used for drinking, food preparation, oxygen generation, and other essential needs on the space station.

Has an alien ever been seen?

Apparently, there have been strange sightings, but there has been no evidence or proof that an extraterrestrial being (alien) has actually been seen.

Can the international space station fall?

It is always falling, just like every other object in orbit. However, it is also moving away at the same rate as it falls, so it stays in one palce. Currently, the operators use small jets to move and keep it in position, but if and when it becomes unused, it would be allowed to fall in a controlled manner, just as Mir did in the early 2000s.

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The above is almost correct

The space station IS falling but it is also moving very fast FORWARD. Thus as it falls (in a CURVE like a ball thrown from one person to another) the curvature of the Earth moves away from it - this is called being in orbit.

Thus if one wanted to bring the space station down one would need to slow its forward speed such that the curve of its decent intersected the earths surface.

The maneuvering jets are used to keep the stations speed up because although it is in space there is still some atmosphere up where it orbits and this does tend to slow it down over time.

Also the space station does not stay in one place as stated above, you can see its forward movement across the sky at night when conditions are favorable.

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Seriously?? NO. <---period

The ISS has a number of station keeping manuevers that allow it to remain in orbit. If it was not for this, regardless of the velocity, the system would be able to crash into earth. It wouldn't take long either. A ball being thrown on Earth can not be used as an analogy of a satellite orbiting Earth in space....

Yes it is moving fast, orbiting Earth about 16 times a day, but because of atmospheric drag the station falls and has to be put back into its ideal altitude many times a year. So yes, it can easily crash but this is also easily fixed.

Is time travel possible being naked?

Time travel as we currently understand it is not possible, regardless of whether someone is clothed or naked. The concept of time travel involves theoretical physics principles and technologies that are beyond our current scientific capabilities.

Why does it take the work of many different kinds of scientists for the International Space Station to function smoothly?

The International Space Station is a complex structure that requires expertise across various scientific disciplines such as physics, engineering, biology, and chemistry to ensure its smooth operation. Different scientists contribute their specialized knowledge to design, build, and maintain the station's systems, conduct experiments, manage resources, and address challenges that arise in the space environment. Collaboration between diverse scientific fields is crucial for understanding, problem-solving, and advancing technology for successful space exploration.