Astronomy & Space

Do you think aliens are real

also what do you think about people that have been so called abducted by aliens?-Evidence my friends can be from eye witnesses. Many former astronauts reported plenty of craft out there doing strange

A bomb explodes on the moon. How long will it take for the sound to reach the earth

Sound propagation needs a medium. E&M waves, however, can travel through vacuum. The people on the Earth can see the flash, but no sound.-Im pretty sure that with space being a vacuum that sound does

Yuri Gagarin was the first man to orbit the Earth in a shuttle, according to Google, is this true

Apparently this is a fabrication of the truth, my Father seems to disagree anyway and I myself am just unsure, if you can give me any information regarding this, please, let me know. Thanks very much

Is Apopphis the Asteriod a threat to Earth

Is it?-There is a 250,000/1 chance of a collision with Apophis in 2029, though some scientist believe that after the 2029 close approach may hit a gravitational keyhole which could change the orbit of

Is there anyone named geoffg poldi raymond if there is please step up

can you tell me whats the diffence between a gas giant and a brown dwarf? and all other answers are welcome:)-This question can be answered by a lot of people.In fact, the information is already avail

How does an apple fall to the ground

is it true that an apple doesnt really fall 2 the ground according to GR? but the ground comes up to meet the apple or something like that? like for example, if i trow an apple like a baseball, it wil

Is it possible in a telescope to dim the light of a star so much and at the same time make a little light in

certain parts of the telescope in order to detect planets near the star? Opinions on this would be great. Thanks.-You are actually describing and well known and used method in observational astronomy.

Why is it impossible for liquid water to exist on the surface of the Moon

Water boils when the temperature and pressure are sufficient to break the bonds.Temp and pressure are directly related.Thereby, you are able to boil water at room temperature win a partial vacuum.The

Where is most of the gas and dust in the Milky Way located

and can you also explain the distribution of red and blue stars in the galaxy?-Most of the dust and gas is in the spiral arms. Most of the stars being formed are in the spiral arms so there will be mo

Questions Of time and space

if all objects in space bend spacetime, and this curvature makes time tick slower, couldnt then be possible that the curvature of space is what makes things like atoms last so long, because time is di

Would you keep it silent

Look, if you would work for nasa and you found prove the apollo moonlanding was faked, if you were asked by the cia to keep it silent to protect us interests would you do so?-Ummmm....... I would prob

Is it possible to build your own solar panels?Really

Many web sights now offer How To on solar energy and sell you the directions which is ok. I am a subscriber to Backwoods Home Magazine and I know they have back isuues on this solar panel building, et

Milky Way in northern hemisphere

Which season is good to see the milky way in the sky in the northern hemisphere? More specifically, from Wyoming?-Myself, I think winter offers the best view of the river, but its kind of a matter of

Did Robert Goddard invent the rocket for speed or for going to space

Robert Goddard invented the rocket ship, but why? Did he invent it so that man could go faster or so that it could go to space?-Robert H. Goddard invented the liquid fueled rocket in 1926.The solid fu

Why won't the world end in 2012

Or any other time after??-Why would it? Give me one good reason? What exactly do you mean by end anyway? All 6.9 billion people on Earth will suddenly fall over and die? The planet will vanish in a p