Astronomy & Space

What would happen if the Moon disappeared

What effect will this have on our earth?-Obama would do something right.-Well, the biggest change would be the tides of the ocean. To get tides, we need the gravitational pull of the moon and the sun

Chicken or egg, which came first? Black hole or universe, which came first

The chicken came before the chicken egg, but the chicken is a result of evolution.The chicken came first and the chicken egg proceeded. To address the second question.If we accept the big bang as sta

What is something you can see in outer space from opposite sides of the earth at the same time? i.e star

If by opposite side of Earth, you mean the north and south poles, hypothetically a star on the celestial equator would be visible to both observers, assuming both have clear horizons and are some alti

Are all blackholes pink on the inside????

Thats what my father taught me growing up..... He must have been an astronomer or something.....-no they look like a black cat with a red bird in its mouth-Black holes appear black outside due to how

What is something in space that starts with an I

Io - one of Jupiters moons. ISS - International Space Station IGM - Intergalactic medium Iapetus - one of Saturns moons Ida - an asteroid-ISSinternational space station-- Ions - Lagoon Nebula-i or L?

About the moon. ??????

Can anyone tell me what happens on the dark side of the moon? Im not talking about the song nor the movie. Im talking about the moon that goes around earth 365 times per year.-The same thing that happ

Colonisation of mars

I have come to the conclusion that the colonisation of mars is a fruitless experiment, earth has a magnetisphere which protects us from the suns gamma rays and helps keep our atmosphere in tact.mars h

Best telescope you can buy for under $100AUD

I just bought a bunch of cymbals for my drumset and now regret it because I really want to buy a telescope. I only have $100 left, so what is the best telescope for $100 and under? Thank you.-The bes

Do you believe in Parallel Universes

I saw this good programme on nat geo today giving evidence to say that they exist, and from the evidence i have seen i believe in them, i was just wondering if i was alone in this or if any1 else beli

Has there been a moon landing since Armstrong

Yes, 5 Moon landings. Apollo 12, 14,15,16 and 17.-For any and all information just check: http://en.wikipedia.org/wiki/Moon_landing I have no idea why you would ask a question like this when a simple

Of the objects (flags, rovers, etc) we left on the moon, how long will they last

Forever, since they cant oxidize. Unless something crashes into it.-Well over 1,000 years.I remember watching on Larry King Live one time where Neil Armstrong (an astronaut) said that he had always wo

In the end of the universe, will time go backwards

I hear that time proceeds as the universe expands, so will time go backwards at the end of the universe when it contracts?-After many decades of discussion and reasoning, not to mention superheated d

Can you measure a supernova using the Richter scale

Not really. The Richter scale is defined in terms of earthquake wave amplitudes. However, if you convert Richter values to energy (an imprecise conversion), then you can compare that to supernova ene

Teleportation or Space Travel

What would be more practical for interstellar transportation? Teleportation or Space Travel?-Teleportation requires a device on the receiving end too.You cant just step into a transporter, get demater

Is it true that there is radiation emanating from the center of our galaxy

If so, would the stereo satellites on the far side of the sun be capable of observing its affects on the back side?-The satellitesobserving the far side of the Sun are focused on the Sun. Whenthe cent