56 Best Space Questions and Answers (Q&A) - ProProfs Discuss

What measure compares stars by their theoretical brightness if placed at a uniform distance?

AndyBeckhum
Answered: Jan 24, 2025

Absolute Magnitude

1 Answer

617 views

Which planet has the largest asteroid belt?

mesmith
Answered: Jan 09, 2020

It's Saturn, the correct answer.

2 Answers

491 views

What is the main difference between a space shuttle and a rocket?

Yourpawdoc
Answered: Jan 24, 2025

The space shuttle can be reused for more than one mission but rockets can be used only once.

The space shuttle and rockets can carry humans or satellites into space but the space shuttle...Read More

1 Answer

426 views

What is the most common method for shaping typical carbon steel door frames?

Laurenmariel
Answered: Jan 24, 2025

Brake-forming

1 Answer

375 views

How do satellite stay in earth's orbit?

J. Alva
Answered: Dec 20, 2019

Just like, me I am sure you have wondered how satellites are able to stay the earth’s orbit and don’t just fall from the sky. It turns out that satellite orbits Earth when its speed...Read More

4 Answers

363 views

Which foods and drinks are banned in space?

T. Perez
Answered: Jun 05, 2018

There is no food that is exactly banned in space. A lot of food is discouraged from being taken in space. There are strategic reasons for not taking such foods to space or simple astron...Read More

2 Answers

362 views

What is the difference between Terrace and Balcony?

P. Micah
Answered: Nov 19, 2019

The terrace is served from a Latin word 'terra,' which means earth, while the balcony is gotten from another Latin word 'balcone,' which has a similar meaning to a large window. Terraces can be...Read More

2 Answers

357 views

Is there gravity in Space?

K.Paul
Answered: Feb 27, 2018

Yes, there is gravity in space but it is very different from the gravity on earth. Gravity is the force through which an obect can pull other objects towards its center. Every object in space has...Read More

1 Answer

333 views

Are we alone in the Universe?

K.Paul
Answered: Feb 27, 2018

We do not have evidence yet that we are not alone in the universe, although some people think there is evidence hidden in Area 51 in New Mexico. Many scientists and non-scientists believe there...Read More

1 Answer

330 views

Whatâ€™s inside a black hole?

K.Paul
Answered: Feb 27, 2018

A black hole is a point is spacetime that has such a strong gravitational pull that nothing can escape. Anything that comes near a black hole will be sucked inside. So if you want to know what is...Read More

1 Answer

324 views

Which rocket engine was foremost developed?

R. Tanner
Answered: Dec 24, 2019

The original staged combustion engine was the S1.5400. It was used in the Soviet planetary rocket, which was conceived by Melnikov, a former assistant to Isaac. It was a Soviet single nozzle...Read More

3 Answers

322 views

Which satellite was first ever launched?

F. Hope
Answered: Dec 19, 2019

The first-ever satellite was launched back on October 4, 1957. This satellite is called Sputnik 1. This artificial satellite changed so many things in history. Soon after that, the Soviet Union...Read More

4 Answers

320 views

Which probe has gone farthest from the earth?

I.Isabella
Answered: Jan 16, 2020

Voyager I is the first spacecraft to reach interstellar space. It was initially launched in 1977 to explore the outer planets in our galaxy. The probe initially entered interstellar space in...Read More

4 Answers

316 views

Is space really infinite?

F. Hope
Answered: Dec 19, 2019

As of now, people consider space to be infinite probably because only a small percentage of space can be considered as observable. All of the areas of space that can be studied are considered to...Read More

4 Answers

312 views

What Came Before the Big Bang?

K.Paul
Answered: Feb 27, 2018

Scientists do not yet know what came before the big bang but there are some theories. Some believe that before the big bang the universe was just a big ball of matter and light and energy....Read More

1 Answer

307 views

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