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• If the side of planet Mercury facing "the Sun" is hot, and the opposite side cold, Then is in-between just right?

  Asked by RedDeerGuy1 | 8 responses

• Did our universe originate from a black hole?

  Asked by RedDeerGuy1 | 4 responses

• Is space the final frontier?

  Asked by Ltryptophan from iPhone | 16 responses

• Who was first to ask when our sun might exhaust itself?

  Asked by Ltryptophan from iPhone | 7 responses

• If the following article on "phys.org" is accurate, what new model of the formation of the universe could be considered besides the Big Bang?

  Asked by luigirovatti | 2 responses

• How close together can two stars coexist?

  Asked by Ltryptophan from iPhone | 12 responses

• Could we use a quantum telescope to see the earth or the sun in the distant past?

  Asked by Ltryptophan from iPhone | 13 responses

• Why is the moon exactly the right size and distance from the Earth so that it fits neatly over the sun during a solar eclipse?

  Asked by luigirovatti | 13 responses

• If the galaxy exibit linear motion?

  Asked by kingkathirkar98 | 3 responses

• How much would it cost to send one pound of chocolate to planet Mars?

  Asked by RedDeerGuy1 | 9 responses

• What is the benefit of cow mouth shaped plots? How is this shape formed ?

  Asked by anilhicdelhi | 10 responses

• Stephen Hawking is no more. Anything you would like to say for a great personality like him?

  Asked by imrainmaker | 15 responses

• A question about planet "Jupiter"?

  Asked by Samantha4One | 9 responses

• Would parallel universes work this way?

  Asked by ScottyMcGeester | 9 responses

• Can someone explain the dark matter hypothesis?

  Asked by Bill1939 | 7 responses

• If the Earth has over 80 times the mass of the moon, why does it only have about 6 times as much gravity?

  Asked by Brian1946 | 6 responses

• What is the difference between a nova and a super nova?

  Asked by talljasperman | 3 responses

• What is the speed or velocity of our solar system?

  Asked by talljasperman | 8 responses

• What are some of the most avantgarde projects in act (or plan) right now?

  Asked by Anatelostaxus | 3 responses

• Where and at which faculties in the old continent can one pursue a degree in astrophysics?

  Asked by Anatelostaxus | 3 responses

• Doesn't common sense tell us that this Universe isn't ruled by common sense?

  Asked by ETpro | 15 responses

• Looking for that planet you misplaced?

  Asked by ETpro | 11 responses

• Does the Universe gain mass and energy as space expands?

  Asked by ETpro | 14 responses

• Why can't the Universe be eternal?

  Asked by ETpro | 34 responses

• Do astronomers have to memorize every point of light in the sky?

  Asked by tenureandandlemons | 15 responses

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