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NASA

NASA is the National Aeronautical Space Administration, which oversees all the space travel in the United States. Its most famous project is the Apollo moon missions.

2,535 Questions

What creates the heat while a space shuttle is leaving the atmosphere?

Friction between the space shuttle and the atmosphere generates heat during reentry. The high speeds at which the shuttle travels cause air molecules to compress and heat up, leading to the fiery heat shield protecting the spacecraft.

What is the workhorse of aviation?

The workhorse of aviation is the Boeing 737. It is one of the most widely used commercial aircraft in the world, known for its reliability, efficiency, and versatility in serving various routes and airlines.

How persons can travel space in the space ship?

A space ship is completely different to our normal airplanes. Our normal ships have a certain height limit above which they can't travel because jet engines do not work properly unless there is enough air. Also, the aircraft are not designed to handle the low external pressure, which keeps decreasing as we move away from the earth.

What is the name of the next space shuttle going into space?

The next space shuttle going into space is the Space Launch System (SLS) Artemis I mission, which is an uncrewed test flight around the Moon.

Why are they shutting down the space shuttle program?

The space shuttle program was retired in 2011 due to safety concerns, high operational costs, and the desire to focus on developing new space exploration technologies and capabilities. The decision was also influenced by the need to transition to more sustainable and cost-effective space transportation options.

What is the significance of the Saturn v rocket to the Apollo space program?

The Saturn V rocket played a crucial role in the Apollo space program as it was the launch vehicle that propelled astronauts to the Moon. It was the only rocket powerful enough to carry the Apollo spacecraft out of Earth's orbit towards the Moon. Overall, the Saturn V rocket enabled the successful lunar landings of the Apollo program.

What is a unmanned space flight?

An unmanned space flight refers to a mission where a spacecraft is sent into space without humans on board. These missions are typically used for exploration, research, and technology testing purposes. Unmanned space flights are often more cost-effective and can reach places that may be too dangerous for humans.

How did the explosion of the challenger space ship happen?

The explosion of the Challenger space shuttle in 1986 was caused by the failure of an O-ring seal in one of the solid rocket boosters. The O-ring failure was due to unusually cold temperatures at the time of launch, which compromised the O-ring's ability to seal properly and ultimately led to the catastrophic explosion.

What measurements did nasa use too bring the astronauts home?

NASA used a combination of velocity measurements, trajectory data, and communications with the spacecraft to calculate the reentry angle and timing needed to bring the astronauts safely back to Earth. These measurements were crucial in ensuring a precise and controlled reentry into the Earth's atmosphere for a successful splashdown.

What aspects of NASA practice revealed in the aftermath of the Columbia disaster suggest that the changes sought in the aftermath of the Challenger disaster were not sustained?

The commission's recommended that NASA needed to restructure its management so that change could take place. NASA's management needed to tighten its control to establish higher safety regulations for shuttle safety. Both the Challenger and Columbia had safety issues that were either overlooked or brushed under the rug.

NASA also had major communication problems before, during, and after both disasters. The lack of communication posed a significant safety issue for everyone in the space program.

Is the International Space Station brighter than Venus?

No, Venus is brighter in the night sky than the International Space Station. Venus is often referred to as the "evening star" or "morning star" due to its brightness, which is caused by its thick clouds reflecting a significant amount of sunlight.

What is the white smoke during the shuttle launch?

The white smoke seen during a shuttle launch is caused by the ignition of the solid rocket boosters. It consists of exhaust gases and steam produced by the burning of solid propellant.

Who was the teacher on the space shuttle Challenger?

Her name was Christa McAuliffe, and she was selected America's Teacher in Space in 1985 over almost 11,000 applicants, 114 semifinalist and 10 finalists. The program had been announced by President Ronald Reagan in 1984.

The New Hampshire high school teacher spent five months training for a flight on the space shuttle Challenger. She had hoped to record her flight and conduct lessons from the shuttle all about space travel.

She and her six crewmates on the Challenger were killed when the shuttle exploded shortly after liftoff from Cape Canaveral on January 28, 1986. She was 37.

What does a payload specialist do on space flight?

A payload specialist is a non-professional astronaut assigned to a space mission to oversee and operate specific experiments or equipment onboard the spacecraft. They are responsible for conducting scientific research and monitoring the payload activities during the mission.

What height does the International Space Station orbit around the Earth?

The International Space Station is maintained in a near circular orbit with a minimum mean altitude of 278 km (173 mi) and a maximum of 460 km (286 mi). Atmospheric drag gradually slows the station down and it moves closer to earth. The station must be periodically re-boosted. This re-boost can be performed by the station's two main engines on the Zvezda service module, a docked Space Shuttle, a Progress resupply vessel, or by ESA's ATV.

On September 20, 2010, NASA reported that the ISS orbital numbers were:

Perigee 351 km (189 nmi) AMSL

Apogee 360 km (194 nmi) AMSL

Orbital inclination 51.64 degrees

Average speed 7,706.6 m/s (27,743.8 km/h, 17,239.2 mph)

Orbital period 91 minutes

Perigee is the orbit's lowest point and apogee is its highest point. AMSL stands for Above Mean Sea Level. nmi stands for Nautical Miles

What kind of fuel did Saturn V rocket use?

The Saturn V rocket used a combination of liquid oxygen and RP-1, a refined form of kerosene, as fuel. These propellants were used in the first stage of the rocket to provide the thrust needed for liftoff.

How fast was the challenger disaster traveling when it hit the Atlantic Ocean in 1986?

The crew compartment - or Orbiter - which was blown clear of the main SRB's and fuel-tanks made water impact at approximately 207mph. It took a little over 2 and a half minutes to fall from the peak of its ballistic arc, which was around 65,000ft.

The actual impact force was something around 200g, and in the unlikely event that any of the crew were still concious they would have been instantly killed - the speed with which it hit the Atlantic literally tore it apart. It took six weeks to discover its eventual location, 100ft below the surface.

What direction is the space station?

If you mean which direction do I look to see the Space Station the answer is it depends. The Space Station is orbiting at 17,500 miles per hour so it's not going to appear stationary.

You cannot see the Space Station during the daytime because the sky is too bright, and you cannot see it in the middle of the night because it's too close to the Earth to catch any reflected light from the sun. Which leaves right before sunrise and right after sunset as the only viewing opportunities and of course it has to be in your area.

NASA has a website where you can findout what's visible from your location and when

Will an astronaut be left behind when he steps out of his spaceship?

No.

The reason why is, the astronaut and the spaceship are traveling at the same speed.

The astronaut would have to careful though! Because, if the astronaut pushed away slightly from the spaceship as the astronaut stepped out, the astronaut would drift away from the spaceship and would continue to drift across space forever, provided the astronaut didn't bump into anything out there or get sucked in by the gravity field of a planet or a star.

That's why when they do an EAV (Extravehicular Activity) they have to either be tethered to the spacecraft or have a MMU (Manned Maneuvering Unit). The MMU is kinda like a jet pack of sorts, it lets the astronaut fly around the spaceship with compressed jets of air.

What is the name of someone that studies stars?

I don't know if i have spelled it right but they are known as an 'Astronomar' if it isn't spelled right sorry but you should get the basic idea of what i have said :) The correct spelling of the word mentioned above is 'Astronomer'.

What is the mass of the International Space Station?

The mass of the International Space Station is approximately 420,000 kilograms.

Which parts of Saturn V jettisoned during the space flight?

During a Saturn V launch, various stages of the rocket jettison as they are expended. The first stage (S-IC) jettisons about 2 minutes after liftoff, followed by the second stage (S-II) about 8 minutes into the flight. The third stage (S-IVB) separates once the desired orbit is achieved. Finally, the Apollo spacecraft separates from the S-IVB stage before entering lunar orbit.

Did people send a jellyfish to space?

Yes, in 1991, jellyfish were sent to space aboard the space shuttle Columbia to study how they develop in microgravity. The experiment aimed to understand how space travel could impact the development of organic life.

When did the shuttle challenger expload?

There was a faulty O ring which lead to that explosion that killed all the astronauts on board.