| Subject | Date Asked | Expert |
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| Space Travel | 11/22/2009 | Tom Whiting |
Q: How will space travel/exploration change in future? what problems exist in space exploration? what ...
A: We will develop faster and faster propulsion systems, perhaps ion drive and eventually fusion power ...
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| Terraforming of Mars | 11/20/2009 | Tom Whiting |
Q: Just seen a program on the terraforming of Mars. Mentioned that it would take hundreds of years to ...
A: Yes, that's a very interesting concept for the future... it's been on the drawing boards for at ...
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| new planet | 11/9/2009 | Jim Hassell |
Q: A friend says he read at the library about a planet that rains beer. Is that true?
A: I'd be interested to know where your friend got this information. I have searched everything I can ...
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| View from Venus | 10/31/2009 | Tom Whiting |
Q: I'm trying to write a story set on Venus and I was wondering about this: If Venus had the same ...
A: I'm sure that it can be figured out mathematically, but I'm no math major. However, I can estimate ...
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| Few more gravity and 4th Dimension related questions... | 10/27/2009 | Kenneth Renshaw |
Q: I gone through your past Qustions and answers, on 7/17/2009 some questions asked. (1. What is a ...
A: 1) time has been shown to slow with velocity (atomic clocks on jets), and gravity, like space can ...
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| Even gravity can control Light? | 10/26/2009 | Kenneth Renshaw |
Q: I gone through your past Qustions and answers, on 7/17/2009 some questions asked. (1. What is a ...
A: Gravity can bend the path of light (even though it has no mass), as well as the path of an object ...
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| binary stars and associated planets | 10/25/2009 | Tom Whiting |
Q: I am trying to write a book about a planet that is in a binary system. I would like the ...
A: Well, almost anything in the science fiction mode can be made viable one way or another. This is ...
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| Distance to the Moon | 9/22/2009 | Kenneth Renshaw |
Q: i had a general question about the trip to the moon. if a spacecraft has the ability to move at a ...
A: It took longer since the Apollo craft orbited the earth 1 1/2 times before leaving it for the moon. ...
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| NASA Constellation Program. | 9/17/2009 | Jim Hassell |
Q: Hey Jim, For the last few years I've been following the Constellation Program that is going to ...
A: First of all, let me emphasize that I am in no way a career counselor and my suggestions should be ...
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| shuttle sightings | 9/13/2009 | Jim Hassell |
Q: I've been checking times frequently in case they were to change, so everything was current. If the ...
A: That IS rather odd. Obviously you'll be able to see the ISS but as for the shuttle I'm perplexed as ...
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| shuttle sightings | 9/11/2009 | Jim Hassell |
Q: I've been checking times frequently in case they were to change, so everything was current. If the ...
A: :-) First of all, as you know, the landing attempt scheduled for yesterday evening (9/10) WAS ...
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| The universe | 9/9/2009 | Kenneth Renshaw |
Q: From what i understand the universe began from an infinitely small point about 14 billion years ago ...
A: Dan, thanks for writing. The answer is simple, but difficult to comprehend-"Nothing". There was ...
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| Space Travel Speeds | 9/7/2009 | Tom Whiting |
Q: I am just wondering what the current speeds of space travel a human can endure or at least has ...
A: I'm afraid I don't have a crystal ball either; (I don't know the future anymore than you do). Our ...
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| Voyager II | 9/6/2009 | Jim Hassell |
Q: General question and I'm glad I have a chance to ask. Manned spacerafts are extensively engineered ...
A: If you're asking about gravitational force on liftoff, the Earth's eastward rotation does assist in ...
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| Voyager II | 9/3/2009 | Jim Hassell |
Q: General question and I'm glad I have a chance to ask. Manned spacerafts are extensively engineered ...
A: :-) If you are referring to the shuttle orbiter's three main engines, then the answer is no there ...
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| shuttle speed | 7/30/2009 | Kenneth Renshaw |
Q: how the shuttle speed is reduced from 170000 m/h to docking speed of 5 to 7 m/h ? ANSWER: Hi, ...
A: The shuttle is unable to fly directly to the station, due to the speed the station is going. It ...
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| space probe missions | 7/27/2009 | Tom Whiting |
Q: My six year old son would like to know why it takes so long for the space probes to reach the ...
A: Very good question. All the different types of rocket propellants are listed on ...
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| shuttle re-entry videos ? | 7/21/2009 | Kenneth Renshaw |
Q: I was wondering why there are no re-entry videos of the shuttle / apollo missions ? These days you ...
A: I never gave that much thought-there aren't many videos that I am aware of. I think I may have seen ...
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| I am completly stumped by this question | 7/17/2009 | Tom Whiting |
Q: So im trying to figure out why we brought cameras to the moon our first time there but on three ...
A: I've seen several clips of each of the Apollo 12 thru 17 missions, although admittedly it's been a ...
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| The Sun | 7/17/2009 | Kenneth Renshaw |
Q: I'd like to ask a few questions about the sun 1. How did the sun become so hot ? 2. If there is no ...
A: 1. A black hole is when a very large star collapses at the end of its life (after a supernova), and ...
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| The Sun | 7/16/2009 | Kenneth Renshaw |
Q: I'd like to ask a few questions about the sun 1. How did the sun become so hot ? 2. If there is no ...
A: Rick, thanks for writing. 1. the Sun formed from a huge cloud of gas. Gravity pulled it together ...
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| planet | 7/15/2009 | Tom Whiting |
Q: why particles around saturn planet are moving but not other planet do like that
A: But they do have particles and rings around them...Uranus has at least 9 rings, Neptune has 3 ...
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| Space automatic Watch | 7/8/2009 | Kenneth Renshaw |
Q: I was hoping you could help me with thisOn missions to the moon and general space missions the Omega ...
A: I am not familiar with the Omega Speedmaster-is it Cesium digital or a mechanical watch? I think ...
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| nebula | 7/7/2009 | Kenneth Renshaw |
Q: what is meant by planetary nebula? AnotherHow the earth or other planets revolve around the sun in ...
A: I am not familiar with the mathematics of orbital mechanics, but the center of gravity is at one ...
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| Space | 7/6/2009 | Kenneth Renshaw |
Q: Is it true that when the Concorde was flying at cruising altitude, it was dark outside even at noon ...
A: Jane, thanks for writing. I am not sure at what altitude the Concorde flew, but, yes, the sky would ...
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| nebula | 7/5/2009 | Kenneth Renshaw |
Q: what is meant by planetary nebula? AnotherHow the earth or other planets revolve around the sun in ...
A: A planetary nebula is a somewhat round cloud of gas that sometimes looks like a planet in a small ...
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| Impact of space travel on Earth | 6/16/2009 | Tom Whiting |
Q: What impact could continuous space travel have on the Earth?
A: The short answer is...more and more improvements on our lives here on Earth. The more we travel out ...
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| space | 6/13/2009 | Kenneth Renshaw |
Q: what is radium power?how is it used in spacecrafts
A: Radium is a radioactive element that produces heat when it decays. Although I am not familiar with ...
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| Space Flight Speed Measurements | 6/12/2009 | Rangutan |
Q: how does a vehicle such a the space shuttle or one of the Saturn rockets measure its speed while ...
A: The speed and direction of every space craft is predetermined in planning stage of a mission and ...
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| moon | 5/29/2009 | Kenneth Renshaw |
Q: should we be able to pinpoint the lunar module landing stages (the bits left behind after modules ...
A: 1. We know the exact location, but no current spacecraft, except perhaps the Lunar Reconaissance ...
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| shuttle landing | 5/24/2009 | Tom Whiting |
Q: I've watched several shuttle landings on the NASA channel and something always occurs that I am ...
A: The announcer is correct about the shuttle carrying a little extra energy (extra altitude and ...
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| Moon Mission Names | 5/23/2009 | Rangutan |
Q: Does NASDA has a future moon landing scheduled? When? At what phase of progress it is now? ANSWER: ...
A: ... there are no names given yet to the missions or vehicles but that is currently in planning. ...
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| Saturn | 5/21/2009 | Kenneth Renshaw |
Q: Im in 8th grade and im doing a project on Saturn. i was wonderin if you could send me some ...
A: Meredith, thanks for writing. Probably the easiest way would be to give you some links to websites ...
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| mars encounter with earth | 5/21/2009 | Tom Whiting |
Q: what are the facts about 27th august 2009 mars getting closer to earth ..and what size will it b ...
A: I see the annual August Mars hoax letter is back...happens nearly every year. The truth is, on ...
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| Moving to Mars | 5/21/2009 | Rangutan |
Q: terraform mars...how long will it take to terraform a planet... what will the price tag be at the ...
A: Moving to Mars? Delayed 300 years? It will take many hundred years to terraform a planet like Mars ...
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| Future Moon Landings | 5/17/2009 | Rangutan |
Q: Does NASDA has a future moon landing scheduled? When? At what phase of progress it is now?
A: NASA plans to return man to the moon, preparation has started with a goal of a manned landing by ...
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| Google Earth | 5/13/2009 | Rangutan |
Q: rangutan, the google earth images are at least 6 years old. I have few things to discuss about ...
A: I have yet to find out why people pay for Google Earth (GE)when it is free under Google Maps as an ...
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| Space Shuttle Mach Number | 5/12/2009 | Rangutan |
Q: Rangutan, What is the Mach Number of the Space Shuttle at the end of the launch tower?
A: I answered this question before in "km/h" so I just need to divide by the speed of sound 1087 ft/sec ...
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| going faster in space travel | 5/11/2009 | Tom Whiting |
Q: I know as we advance in space travel, we will go faster and faster, but when we finally learn to go ...
A: I haven't seen the new Startrek movie as yet, but I do follow the TV series and I've seen the other ...
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| Moon Hoax? | 5/11/2009 | Rangutan |
Q: Has there been any manned moon missions since the apollo missions.This question regards to the ...
A: Kushal There is absolutely no doubt that Armstrong and 11 other astronauts walked on the moon. The ...
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