astronomy
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How did the early scientists figure out all of these scientific facts (gravity, planetary motion, etc.) without the technology we have today, and how can we trust them?
Asked by troubleinharlem | 31 responses -
What is the escape velocity for the star VY Canis Majoris?
Asked by poisonedantidote | 9 responses -
Astronomy buffs: Would you like to see a lunar occultation of Jupiter?
Asked by Rarebear | 6 responses -
How does spacecraft navigate in space if it's destination is one of the Lagrange points?
Asked by Samantha4One | 13 responses -
Sand vs stars (& how is this quantifiable)?
Asked by everephebe | 10 responses -
How do astronauts pee in zero gravity?
Asked by Christian95 | 17 responses -
When the moon blocks out the sun during a solar eclipse is it just big enough or does it have extra blocking ability?
Asked by Ltryptophan from iPhone | 5 responses -
What good is it to find Aliens that are beyond the range of our current spaceships?
Asked by Ltryptophan from iPhone | 15 responses -
What is Fluther's nationality?
Asked by whitenoise | 48 responses -
A universe within a universe, is it scientifically possible?
Asked by mazingerz88 | 6 responses -
Do you want to see the skies right now?
Asked by Rarebear | 2 responses -
Why can't the Universe be eternal?
Asked by ETpro | 34 responses -
Is there anything more beautiful than the cosmos?
Asked by Parrappa | 27 responses -
What happens when you drop something on the bus?
Asked by punkrockworld | 8 responses -
For English speakers...Did they change the pronunciation of the name of the planet Uranus? Did they do it to avoid awkwardness during astronomy lectures?
Asked by josie | 8 responses -
What do you think caused the blue spiral that appeared in the skies of Norway yesterday morning?
Asked by fireside | 49 responses -
How far does the moon travel in a year?
Asked by GeorgeGee | 16 responses -
Is gravity stronger or weaker at the center of the Earth?
Asked by Bill1939 | 34 responses -
When was planet Earth discovered, and who named it?
Asked by rebbel | 9 responses -
Does everyone know to watch the night sky tonight? (Is Gail slipping?)
Asked by syz | 13 responses -
Who was first to ask when our sun might exhaust itself?
Asked by Ltryptophan from iPhone | 7 responses -
Looking for that planet you misplaced?
Asked by ETpro | 11 responses -
What does the Vatican Astronomer do on a daily basis?
Asked by Mr_M | 16 responses -
How does the James Webb Telescope rank in the list of mankind's greatest achievements?
Asked by gorillapaws | 6 responses -
Are all spiral shaped galaxies spiral because they have a huge blackhole at their centre?
Asked by krrazypassions | 32 responses
