User Conrad Turner

25 votes

Accepted

Does the Earth have another moon?

answered Dec 19, 2014 at 12:52

11 votes

How can we focus radio telescopes on a star when the earth is spinning?

answered Nov 23, 2015 at 11:32

10 votes

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Is the ratio between earth's distance from the sun and the speed of light just a coincidence?

answered Aug 7, 2015 at 7:58

9 votes

Are there heavenly bodies between galaxies?

answered Aug 11, 2015 at 7:34

9 votes

What is the gravitational force felt on Earth from the other planets in our solar system?

answered Dec 30, 2015 at 17:03

9 votes

Would a telescope that uses Fresnel lenses be more practical than using regular lenses?

answered May 7, 2016 at 17:50

8 votes

How do we know that our galaxy is a spiral galaxy?

answered Nov 11, 2015 at 7:54

8 votes

How did our ancestors discover the Solar System?

answered Jul 17, 2015 at 6:52

7 votes

Evidence that galaxies are made of billions of stars?

answered May 17, 2015 at 7:41

7 votes

Accepted

Why do scientists think life requires water?

answered Jan 15, 2015 at 15:20

7 votes

Why didn't Johannes Kepler use data about more planets?

answered Jan 20, 2015 at 15:40

7 votes

Accepted

When will a day on Earth & Mars be the same length?

answered Feb 27, 2015 at 5:38

7 votes

If the Sun got larger, but maintained its luminosity, would the Earth get hotter or colder?

answered Dec 20, 2015 at 11:41

7 votes

If 50 tons or more of debris falls to earth everyday, is Earth getting heavier?

answered Sep 16, 2015 at 3:40

6 votes

What is an "arc" spectrum ?

answered Dec 1, 2015 at 16:01

6 votes

Magnification of a telescope

answered Apr 30, 2016 at 3:59

6 votes

Accepted

How unusual is the solar system?

answered Jan 10, 2016 at 7:07

6 votes

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Why celestial objects appear brighter in the night sky than in photographs from closer proximity?

answered Jul 21, 2016 at 6:59

6 votes

Does planet Earth receive any heat from other stars in our galaxy?

answered Feb 11, 2015 at 13:33

6 votes

Could there be another planet between Mercury and the Sun?

answered Jan 31, 2015 at 16:10

6 votes

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Full Moon Position of Sun

answered Dec 28, 2014 at 10:15

6 votes

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Why stars are named Gliese?

answered Jan 11, 2015 at 15:08

5 votes

How well do planetary orbits fit with Johannes Kepler's in- & circumscribed Platonic solids?

answered May 30, 2015 at 17:38

5 votes

Accepted

Speed of blast from supernova

answered Jul 22, 2015 at 4:10

5 votes

What makes the moon, a super moon

answered Aug 2, 2015 at 20:28

5 votes

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Claim that 30-m class telescopes will have resolution far superior to Hubble: true?

answered May 11, 2015 at 3:25

5 votes

How bright will Sirius be when it's closest to the solar system?

answered Aug 25, 2016 at 13:49

5 votes

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Who invented the blink comparator?

answered Jul 11, 2015 at 14:30

4 votes

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Are hot stars like O-type stars entirely composed of helium?

answered Nov 5, 2015 at 9:58

3 votes

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In rocky planets,does fast rotation cause flatting or low flatting imply slow rotation?

answered Apr 14, 2016 at 12:47

Stack Exchange Network

69 Answers

Does the Earth have another moon?

How can we focus radio telescopes on a star when the earth is spinning?

Is the ratio between earth's distance from the sun and the speed of light just a coincidence?

Are there heavenly bodies between galaxies?

What is the gravitational force felt on Earth from the other planets in our solar system?

Would a telescope that uses Fresnel lenses be more practical than using regular lenses?

How do we know that our galaxy is a spiral galaxy?

How did our ancestors discover the Solar System?

Evidence that galaxies are made of billions of stars?

Why do scientists think life requires water?

Why didn't Johannes Kepler use data about more planets?

When will a day on Earth & Mars be the same length?

If the Sun got larger, but maintained its luminosity, would the Earth get hotter or colder?

If 50 tons or more of debris falls to earth everyday, is Earth getting heavier?

What is an "arc" spectrum ?

Magnification of a telescope

How unusual is the solar system?

Why celestial objects appear brighter in the night sky than in photographs from closer proximity?

Does planet Earth receive any heat from other stars in our galaxy?

Could there be another planet between Mercury and the Sun?

Full Moon Position of Sun

Why stars are named Gliese?

How well do planetary orbits fit with Johannes Kepler's in- & circumscribed Platonic solids?

Speed of blast from supernova

What makes the moon, a super moon

Claim that 30-m class telescopes will have resolution far superior to Hubble: true?

How bright will Sirius be when it's closest to the solar system?

Who invented the blink comparator?

Are hot stars like O-type stars entirely composed of helium?

In rocky planets,does fast rotation cause flatting or low flatting imply slow rotation?