astronomy
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What is the speed or velocity of our solar system?
Asked by talljasperman | 8 responses -
Do you want a lovely astronomical viewing April 7-9?
Asked by gailcalled | 9 responses -
What if your human eyes did not reflect light?
Asked by radcliff | 4 responses -
In simple terms, why are scientists so convinced that most of the universe is made up of dark matter and dark energy?
Asked by LostInParadise | 11 responses -
Is the sky transparent at night?
Asked by Ltryptophan from iPhone | 16 responses -
What is the approximate number of black holes behind the Moon seen from Earth?
Asked by mattbrowne | 33 responses -
Currently what is the highest amount of megapixels that a digital camera can take in a single picture?
Asked by talljasperman | 4 responses -
What do you think about Joao Magueijo's variate speed of light concept?
Asked by Christian95 | 10 responses -
Why was earth's water not broken down by sun rays?
Asked by punkrockworld | 6 responses -
Have you read about Jacob Barnett? Will you be quoting him soon? Is he the new Einstein?
Asked by SpatzieLover | 10 responses -
If we built a JWST today how much better would it be?
Asked by Ltryptophan from iPhone | 8 responses -
Did humans really go to the Moon?
Asked by basstrom188 | 12 responses -
How do you react to this newly discovered "goldilocks zone" planet?
Asked by Hobosnake | 31 responses -
Do you want to see meteor shower this week-end?
Asked by gailcalled | 9 responses -
Does a full moon bring anything to your mind?
Asked by liminal | 32 responses -
Have you ever seen/heard Carl Sagan's "Pale Blue Dot" and do you think it made you a better person?
Asked by poisonedantidote | 16 responses -
M = m0 / sqrt(1 - (v/c)^2): will humankind never journey to even the nearest star?
Asked by avalmez | 39 responses -
How trustworthy is this YouTube about an asteroid hitting earth september 24, 2015?
Asked by talljasperman | 13 responses -
Could very ancient advanced intelligent terrestrial life have existed?
Asked by Ltryptophan | 13 responses -
How likely is it that Earth is the only planet in the Universe that supports life?
Asked by Hobbes | 32 responses -
Can you explain how people justify spending millions of dollars on space exploration when the earth has so many problems?
Asked by tinyfaery from iPhone | 21 responses -
How much of the outer Solar System could you see with the naked eye if you were on Mars, providing Mars was the exact same as Earth, only smaller?
Asked by Myusernamenotyours | 3 responses -
How fragile we are - the asteroid passes so close this time - what about next time?
Asked by zensky | 25 responses -
How many moons does planet Earth really have?
Asked by Pied_Pfeffer | 25 responses -
Have you looked up towards the SSW near the horizon tonight?
Asked by gailcalled | 9 responses