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Space Travel and Exploration

Ask questions here about the Space Race, the Apollo missions and both human and robotic spaceflights.

9,373 Questions

How can astronauts communicate with earth if sound does not travel in a vacuum?

Astronauts communicate with Earth using radio waves, which can travel through the vacuum of space. Radio signals are transmitted from spacecraft to ground stations on Earth, enabling astronauts to communicate in real-time with mission control and other support teams.

Who was the first person to discover space travel?

The first person to travel to space was Yuri Gagarin, a Soviet astronaut who orbited the Earth on April 12, 1961 in the Vostok 1 spacecraft.

When did L Gordon Cooper go to space?

Leroy Gordon Cooper Jr. went to space on May 15, 1963, as the command pilot of the Mercury-Atlas 9 mission, also known as Faith 7. Cooper's mission marked the final flight of the Mercury program.

What is a fuselage on a rocket?

The fuselage on a rocket is the main body structure that houses the propulsion system, payload, and other necessary components for its flight. It is typically a long, cylindrical structure that provides stability and support during launch and flight.

How many days can a human stay in space?

There is no exact limit to how long a human can stay in space, as it depends on various factors such as the individual's health, access to resources, and spacecraft conditions. The longest consecutive time a human has spent in space is 438 days, by Russian cosmonaut Valeri Polyakov.

Why is the space probe unmanned?

Space probes are commonly unmanned because they can endure the harsh conditions of space without risking human lives. Without the need to support human life, more space can be dedicated to scientific instruments and fuel, allowing for longer missions. Unmanned probes are also more cost-effective and can be designed to withstand high levels of radiation and extreme temperatures.

What are the advantages of an orbit?

Orbits enable satellites and spacecraft to maintain a stable position in space without consuming fuel. They also allow for continuous communication coverage over a large area and facilitate maneuvers for exploring different regions of space. Additionally, orbits provide predictable timing for observing celestial bodies and phenomena.

Where was first person to go into space from?

Russia

April 12, 1961: Russian Yuri Gagarin becomes the first man in space

What came first endeavor skylab or mir?

Skylab was first in 1973 then Mir, it was started in 1986 and finished in 1996. Endeaver was biult in 1987

How would you propel a spacecraft in space?

if you mean a NASA rocket ship you would have boosters that drop off after you get so high then you are basically at the mercy of gravity to get you the rest of the way then you basically float in mid space.

What kind of fuel does rockets take?

Rockets commonly use liquid propellants like liquid oxygen and liquid hydrogen, or solid propellants like a mixture of a fuel and an oxidizer, such as ammonium perchlorate and powdered aluminum. These fuels provide the energy needed for the rockets to generate thrust and lift off into space.

How could humans deal with the radiation on mars?

The most practical way would be by covering habitats with several feet of soil.

There's also strong evidence that Mars has underground caves and lava tunnels, which, if they can be made airtight, would also provide a relatively cheap long-term living space.

Did Valentina Tereshkova have any brothers or sisters?

Yes, Valentina Tereshkova had one younger brother named Boris.

Why people go to space?

People go to space for various reasons, including scientific research to advance our understanding of the universe, to explore and potentially colonize other planets, and to promote international cooperation and collaboration. Additionally, space exploration can lead to technological advancements that benefit society as a whole.

What was Valentina Tereshkova favorite color?

Valentina Tereshkova's favorite color is not widely known or documented.

What do people think about space?

Many people find space fascinating, mysterious, and full of wonder. Some are inspired by the vastness and beauty of the universe, while others are excited by the possibilities of new discoveries and exploration. Overall, space often evokes feelings of curiosity, awe, and a sense of humility in people.

Who was the second American to travel into space?

Gus Grissom was the second American to travel into space aboard the Liberty Bell 7 spacecraft on July 21, 1961 as part of the Mercury-Redstone 4 mission.

What was launched that started the space race?

The space race was sparked by the launch of the Soviet satellite Sputnik 1 on October 4, 1957. This event marked the beginning of the competition between the United States and the Soviet Union to explore and dominate space.

What are interesing facts about Alan Shepard?

  1. Alan Shepard was the first American to travel into space in 1961 as part of the Mercury-Redstone 3 mission, also known as Freedom 7.
  2. He later became the fifth person to walk on the Moon during the Apollo 14 mission in 1971.
  3. Shepard was a decorated naval aviator and test pilot before joining NASA, and he was known for his cool demeanor under pressure.

How far does the stratosphere go up into space?

The stratosphere extends from around 10 to 50 kilometers above the Earth's surface. It does not go all the way up to space, which starts at the Kármán line around 100 kilometers above the surface.

What planets have the US space program successfully visited?

The US space program, including NASA, has successfully visited several planets in our solar system. These include Venus, Mars, Jupiter, Saturn, and Pluto (visited by the New Horizons spacecraft). Additionally, various probes have been sent to study other celestial bodies like comets, asteroids, and moons.

What is the top part of a rocket called?

The top part of a rocket is called the payload. This is the section of the rocket that carries the satellite or other cargo that is being launched into space.

How are space exploration funded?

Space exploration is typically funded through a combination of government budgets, private investments, and international collaborations. Government space agencies like NASA in the United States or ESA in Europe receive funding from taxpayer money to support missions and research. Private companies, such as SpaceX or Blue Origin, receive investments from individuals, organizations, and government contracts to develop their space technologies. International collaborations involve multiple countries pooling resources to fund joint space missions.

What is the farthest man has gone into space?

The farthest a human has traveled from Earth was during the Apollo 13 mission in 1970, when the crew swung around the far side of the moon at a distance of about 400,171 km (248,655 miles) from Earth. Since then, most human spaceflights have been confined to low Earth orbit.

Which of these wins the prize as the blandest appearing planet as revealed visually by space probes?

The blandest appearing planet based on visuals from space probes is likely to be Venus. Its thick cloud cover hides its surface details, giving it a uniform and featureless appearance when observed from space.