# outer space

scientifically speaking (not philosophically or something), what is the probability that earth is the only planet in the universe that holds life?

THANK YOUSOOO MUCH

Depends on how one defines life.

Zero is the best answer I can offer. Creationists would likely challenge that number.

1. 👍 0
2. 👎 0
3. 👁 32

## Similar Questions

1. ### physics help 3!! **

Based on the following data about planet X (which orbits around the Sun): Planet X's distance from Sun = 3.6*1012 m Planet X's radius = 2*106 m Planet X's mass = 8.2*1022 kg a.) Find gx, the size of the acceleration due to gravity

asked by kelsey on October 31, 2008
2. ### college

A spaceship lands on the planet whose radius is 5 times that of planet earth and whose mass is 25 times that of planet earth. Find the apparent weight of the astronaut on the second planet if the astronaut weighs 150lbs on planet

asked by Antonio on November 1, 2010
3. ### physics

mass of planet is half that of earth and radius of planet is one fourth that of earth if we plan to send an artificial satellite from planet the escape velocity will be in km/s

asked by sujatha on October 26, 2017
4. ### english

i am learning about capital letters in English and i need to write a sentence about Earth. i was just wondering if planet has to have a capital letter. Planet Earth or planet Earth which is right? thanks!

asked by dancer on February 7, 2009
5. ### physics

A planet has a radius of about 0.85 times Earth's radius and a mass of only 0.74 times Earth's mass. Estimate the acceleration due to gravity on the planet. Use M_{Earth} = 5.972 x 10^{24} kilograms and r_{Earth} = 6370 kilometers

asked by Melissa on March 3, 2014
6. ### math

John has traveled from a distant planet to spend one earth year visiting with us. However, one year on earth is not the same as one year on john's planet. on john's planet: 10 seconds = 1 minute 10 minutes = 1 hour 10 hours = 1

7. ### Physics

Suppose a planet is discovered orbiting a distant star with 13 times the mass of the Earth and 1/13 its radius. How does the escape speed on this planet compare with that of the Earth? Ve new ------- = ve earth

asked by Cooper on November 9, 2011
8. ### physics

person weighs 526 N on Earth. Another planet has twice the mass of Earth and Twice the radius of Earth. Find the weight on the other planet. I need help with a formula too.

asked by Sejul on January 25, 2011
9. ### functions

A person’s weight, w, on a planet of radius r is given by: w= kr^-2 k < 0 where the constant, k, depends on the masses of the person and the planet.What fraction of the Earth’s radius must an equally massive planet have for a

asked by Rajab on May 5, 2015
10. ### Astro

Suppose you lived on a planet with the same radius as the Earth, but it had a density 2.99 times Earth's density. Your weight would be different on this planet. Find how much you would weigh on this planet divided by your weight

asked by John on March 27, 2012

More Similar Questions