Astronomy & Space
Is the milky way currently canabalizing any other galaxies? what does this mean, and is there any chance we can be harmed here in earth?View details
Explain why there are usually many possible theories for any set of phenomena?View details
How should we greet the new neighbors?
I hear the Milky Way galaxy has a new neighbor. How do we make them feel welcome?...View details
Is life on earth going to end in 2019 due to astroid or any thing to do with outer space?View details
What is not an advantage that a reflecting telescope has over a refracting telescope?
A can be supported on the back b smaller dome c shorter telescope d lighter-weight e more chromatic aberration...View details
The infrared Spitzer Space Telescope was launched into space to minimumize cost? T or F You see an emission spectrum from neon signs? T or F?View details
The sun lies in the center of the Earth's elliptical orbit? T or F The Copernicus ultraviolet telescope was a space based project? T or F?View details
Telescope for a 10-year-old girl?
My daughter wants a telescope, she's only 10 and really about the size of an 8-year-old. We live in suburb of Los Angels, so the Skys aren't really clear. She also has ADHD so migh...View details
Would the summer in the pole be extremely hot if the axial tilt of the Earth were 90 degrees (similar to Uranus)?
since it will get a continuously 24 hrs the sun at the zenith during the summer Also, will the equator become very cold during the equinox due to its very low solar angle Also, wi...View details
Is it ok to believe in extraterrestrials life but not nessarly UFO visitation?
I believe life exist on the planets and it's possible they are visiting it's being covered up can't prove it but have good felling but of course it's implausible. Is it implausibl...View details
Regarding the Universe ,earth and all the living beings .Who or What Ignited everything, when science says nothing can be created or dest?View details
True or false: The first stars must have been made of hydrogen already in existence or in other words hydrogen has always existed?View details
How do we know the shape of our galaxy and the supermassive black hole exists at center ?
Our Telescopes are all inside our Galaxy right ? How can it Capture image of our own Galaxy ?...View details
How can hydrogen and helium have 'always existed' according to some theories, where the heck did it come from orginially?
I saw it i this documentary 'planets in our solar system' Believing that the universe has always existed is called steady state theory right? https://www.youtube.com/watch?v=I0jH...View details
Did mars once had life , when it was closer to sun or did it not because the sun as a star was younger then?
younger stars emit a brighter light ?...View details
Where is the best place to go in the USA to see UFOs? Where is the best place for Alien Abductions?View details
If the laws of physics break in a singularity...?
..and the singularity (the core of a Black Hole) tears apart space-time and cuts it's self of from it, how is it still possible that this singularity still has gravitational effect...View details
Could the U.S. create a Moon Base?
That we made a large military base on the moon and called it a Moon Base. Since the Trump administration has talked about creating the U.S. Space Force to be a new military branch....View details
Can entropy be absorbed by other stars?View details
Is the substance of space expanding or is it really the galaxies that are expending their orbit?View details
Do you think we will explore Uranus in our Lifetime?View details
Are we in a deep freeze because earth is passing through the coldest section of the solar system?View details
How long does it take to get to Mars?
I'm wondering how long it would take if you took the fastest route, the fastest landing, and went the fastest you can while still having the fuel to get back to earth or having th...View details
Does the doomsday clock move itself or do people move it?View details
Is it true that the telescope can only watch how the universe and celestial bodies were like in the past?
You cannot use it to watch the present universe since the light needs time to travel...View details
Why is the earth at the center of the universe?View details
Do people actually think NASA is fake?
i recently went to NASAs instagram page and so so many of the comments were people talking about how the whole thing is fake (you know: the flat-earthers/fake moon landing/etc). pe...View details
Do all stars have solar systems orbiting them?View details
Do we know any other planets outside of our solar system?View details
If we were to represent the Sun with a tennis ball (~2.5 inches across), how far away would we place our object representing Pluto.?View details
If people travel in a rocket into deep space, would they turn into ice?
If people travel into deep space, to mars or some other planet, would them or the ship that they're in turn to ice? If their rocket landed on mars it would be layered in ice and ...View details
Does the universe include both space and time(including past, present and future)?View details
Is it true for both solar and stellar paths? The nearer to the poles, the more horizontal the paths they are.?
The nearer to the equator, the more vertical the paths they are...View details
Astrology followers. What do you make of this article from UAE that shows planetary influence on Earth and perhaps earthly events?
https://www.thenational.ae/uae/science/planets-may-affect-our-lives-after-all-1.656691?fbclid=IwAR07b6BnPk8G4puZZeq99MGIEZnBgKDo2FDmjYhcK-JFSUavD7VfzxRzVQI Watch the skeptics spit...View details
Light wave behavior at and near a black hole event horizon?
Any comparison to o hydraulic waves, in particular Hydraulic Jump, Sub-Critical Flow and Super-Critical Flow? Any theoretical physicist writing on how waves behave near the event h...View details
Is the hole in the ozone later healing due to the cfc ban?View details
Is an asteroid predicted to collide/flyby earth today on february 1st, 2019?View details
Why would the sun burn out?
What would some reasons be for the sun not being bright....View details
Could we grow plants on any other planets in our solar system (including Pluto)?
by using their own soil, or even by building our own greenhouses? Why or why not?...View details
Is there ultraviolet rays from the sun in the polar regions?View details
The sun appears in the sky and for a Period of time each day during the summer?View details
Today there was a beautiful sunset 🌅 I know nobody would believe me what I saw there was a big black triangle that slowly disappeared?
Behind the trees 🌲 ., What could it possibly be ? It was huge in the distance so it could not be a drone Actually it was just standing there for a few minutes before started mov...View details
Why is it that when space agencies send anything to the moon, its never captured through a telescope on earth?
Is it because their lying maybe? Or what other reason could it be? Could it be that the moon is actually batmans light left on without the bat symbol?...View details
Why are there North Pole and South Pole, but there are no East Pole and West Pole?View details
What causes the apparent movement of mars against the fixed background of stars in the night sky?View details
Where and when i can see milky way?View details
What are the units of measurement of Space- Time id space a volume is time a constant?View details
Chris thinks that NASA expertise counts for metereolgica expertise. What is wrong with that?
Outside of their circumscribed areas of expertise, most scientists would hesitate to express an authoritative opinion. All too many of my contemporaries in science have accepted ...View details
What’s the difference between the Arctic Circle and North Pole’s solar paths in the summer solstice since they are both 24 hrs daytime?View details
What is a male form of Luna?
Or just a male name that means something like moon,sun,sky,stars.I need it because Im trying to make a character a twin,and I want them to represent either the moon and the stars,t...View details
Why does the sun rise at east and set at the west?View details
How long did take to go to the moon?View details
Are cosmic rays more dangerous than the sun's own radiation?
Was learning about the heliosphere and how the sun's wind acts as a shield against cosmic radiation but if we are so much closer to the sun, shouldn't it be just as dangerous? Is ...View details
Is there extraterrestrial life?
What additional sources does the reference page lead you to that would be useful to you?View details
Could a planet have cyclical climate extremes over millions of years resulting in life evolving from bacteria differently each cycle?
Are there any novels based on such a scenario?...View details
What are some similarities and differences between Saturn and Uranus?View details
Yellow stars have a higher luminosity than ? stars. blue binary red white?View details
Is the universe pulsing between expansion and coalescence, being recreated in each cycle?View details
Did nasa had back up plan if hubble telescope launch had failed?
with this i mean if rocket had exploted and destroyed hubble telescope.. dod nasa had 2th plan if it had happen? how different would be today sicence,if hubble had been destroyed i...View details