You are here:
Astronomy/Questions Answered by Expert Harry Hayfield
| Subject | Date Asked |
| Things to do on a budget..... | 11/12/2011 |
| Q: Several of my friends and I have a lot of interest in astronomy and wish to get into backyard ... A: Absolutely! There are loads of projects where they ask ordinary astronomers (armed very often with ... | |
| Lunar Eclipse Visible from Earth | 5/23/2011 |
| Q: For Lunar Eclipse 15th June 2011, What is the Eastern Most and Western Most Longitude on the Earth, ... A: This map http://eclipse.gsfc.nasa.gov/OH/OHfigures/OH2011-Fig03.pdf shows the area of the Earth that ... | |
| Same Eclipse from Different Place | 5/21/2011 |
| Q: 1. Can the same Solar Eclipse be Total from One place and Partial from another place on the Earth? ... A: Indeed they can (which can be a regular pain in the neck on occasions). The last total solar eclipse ... | |
| Interpreting shadows | 9/28/2010 |
| Q: Hey Harry, Quick bit of context. I'm a screenwriter currently writing a detective ... A: Indeed, all that information would be used to calculate time and season. If I may elaborate (using a ... | |
| further questions on how far we can see into space | 8/24/2010 |
| Q: I read the answer to how far we could see in space and had a further question. If we can see to near ... A: When you look up during the day, the furthest thing you can see is the sun. The sun is 93 million ... | |
| 21 Aug 2017 | 7/24/2010 |
| Q: Seeing a total solar eclipse is in the top ten of my "bucket list," a list of things I'd love to do ... A: According to Weather.com, in August, Cheyenne has less than 2 inches of rain (suggesting an average ... | |
| solar system | 5/18/2010 |
| Q: On what date will all eight planets align in line on the same side of the sun? A: (Statement of Personal Opinion: Despite the IAU stating that Pluto is not a planet, I was brought up ... | |
| Bright Western Star | 4/20/2010 |
| Q: I have also been noticing the very bright western star here in No CO. I know that Venus is ... A: The best way of telling which is which is to go out at the following times and look in the following ... | |
| Aurora Borealis | 2/23/2010 |
| Q: We are going to the Pembroke, Ontario area and would like to know the best time and location to view ... A: To which I would answer, no one knows! The Northern Lights are not like rain, you can't forecast it ... | |
| Eclipses | 2/8/2010 |
| Q: Is it correct and/or is there a better way of saying the following? For an eclipse to occur the Sun, ... A: For an eclipse to occur the Sun, Moon and Earth have to line up in the same plane. Correct This ... | |
| astronomy | 1/24/2010 |
| Q: I often wonder how visible our sun is from outer space. relative to the stars you see in our night ... A: Aldebaran as seen from Earth is a small red star with a magnitude of -0.66. As seen from Aldebaran, ... | |
| planet visible near moon | 11/2/2009 |
| Q: I live just outside of Philadelphia, Pennsylvania in the U.S. Last night (November 1st, 2009)around ... A: If you are able to e-mail me a copy of the pictures (harryhayfield@googlemail.com) that would allow ... | |
| veiw of earth | 4/27/2009 |
| Q: How far in space would someone have to be in order to get a full view of the earth considering it ... A: It depends entirely where you start from. Where I live you would have to be at least 7,500km above ... | |
| (some astronomy questions) | 1/26/2008 |
| Q: In which direction on the horizon does the sun appear to rise on July 4 in New York State? Which ... A: All answers based on Albany, NY: 058° from north, Days would double in length (i.e 48 hours instead ... | |
| solar system | 12/20/2007 |
| Q: I am in the 8th grade. I was wondering what your thoughts were on how the solar system was formed, ... A: Don't worry. You witter on! Our solar system was indeed formed by a solar nebula (when the sun ... | |
| solar eclipse | 12/16/2007 |
| Q: how come the sun who is so massive can be covered by moon who is so tiny? why is solar or lunar ... A: Prespective! The sun has a diameter of 1.39 million km and is 149.6 million km from Earth. The moon ... | |
| astro-fest | 9/26/2007 |
| Q: sir, we are students of IT-BHU, India and our college is going to conduct an astronomy fest ... A: 1) I am not aware of any astronomy fests but I am quite sure that if you contacted other ... | |
| need help please | 3/2/2007 |
| Q: hi im doing n earth science project about an timeline of the theories on how the solar system was ... A: Over 4.6 billion years ago: The Sun burst into life when it started it's nuclear fusion 4.6 billion ... | |
| The Sun | 5/7/2006 |
| Q: The Sun produces a tremendous amount of energy and will for the next 5 billion years, should we ... A: Indeed, and it should be stated at that the last local elections here in the UK parties that ... | |
| UFO Sightings | 3/6/2006 |
| Q: I hope that you can appreciate right now I'm up late thinking about this subject! I have some ... A: Yes, it is kinda silly and not really what I meant when I said I was an expert in Eclipses. I have ... | |
| eclipse | 10/6/2005 |
| Q: I've taken some photos ( more than 10 ) from the eclipse.(it was partial at the place were I ... A: Well, you did better than me then. Completely clouded out here! Okay then, here's an interesting ... | |
| looking for a project subject | 9/10/2005 |
| Q: I want to work on an astronomical project and I'm looking for a subject, and is better if the ... A: Have I got a couple of projects for you! On October 3rd 2005, Tehran will see a partial solar ... | |
| historical accounts | 7/23/2005 |
| Q: I'm a recent college grad. I was talking a lifer friend of mine (he's been in college for 6 years) ... A: Well, I can't comment on the sun standing still for a day one, but the Star of Bethlehem I can ... | |
| celestial events | 6/1/2005 |
| Q: Yes, around Italy or Southern Europe.Were there any celestial events, such as a comet/meteor/falling ... A: Well, things like comets, meteors and shooting stars are a little hard to come across online, but I ... | |
| Beautiful moon | 2/23/2005 |
| Q: On 1/30/05 at 10:30pm EST In NW Connecticut I saw the most amazing thing..... the moon was bright ... A: Provided that the weather not too cloudy, have a look in the following directions over the next week ... | |
| Beautiful moon | 2/23/2005 |
| Q: On 1/30/05 at 10:30pm EST In NW Connecticut I saw the most amazing thing..... the moon was bright ... A: "On 1/30/05 at 10:30pm EST In NW Connecticut I saw the most amazing thing..... the moon was bright ... | |
| Apparent Zenith of Sun at Particular Latitude | 11/14/2004 |
| Q: I am an American volunteer in Namibia (southern Africa) and have recorded what I believed to be the ... A: The GPS location that you gave me puts you about 100 miles from Victoria Falls. Is that is correct ... | |
| Lunar eclipse | 10/26/2004 |
| Q: the gps posision is 62.5670° N, 7.7000° Em, and the lunar epelipce in pertikular I'm thinking of is ... A: In theory there should be nothing preventing you watching the eclipse with a 114mm reflector ... | |
| The Cassini Mission | 8/22/2004 |
| Q: Has The Cassini Mission launched in 1997 reached Saturn and do you have any good interrnet sources ... A: Yes, it has reached Saturn but you are a little ahead of the game actually. Cassini is indeed in ... | |
| eclipse | 8/1/2004 |
| Q: i have a follow-up question about eclipses... Does an eclipse happens during nightime only? thanks ... A: It depends what you term by "nightime". You see it's night somewhere in the world at any one time ... | |
| eclipse | 7/31/2004 |
| Q: . i have many questions about eclipse cause i have an upcoming report.. thanks for your big help! so ... A: Glad to be of help! Question 1: Which is more frequent among the phases of the three solar eclipses ... | |
| cme' and the cause of the 03'black out | 6/26/2004 |
| Q: do you think that the great black last summer may have been caused by a magnetic storm like the one ... A: Oh, if only it was Kwok. I am sorry to state that the reason for the power loss in the Northeeastern ... | |
| Totality of Solar Eclipse | 5/9/2004 |
| Q: What is the maximum possible length of time that totality can last during a solar eclipse? When did ... A: The therotical maximum duration for a solar eclipse is 7 minutes 31 seconds. The longest so far ... | |
| the moon | 3/29/2004 |
| Q: what would happen to the Earth if there was no longer a moon? A: Well, in the first place if there wasn't a moon we wouldn't be here (as it was the moon's influence ... | |
Astronomy
Answers by Expert:
Harry Hayfield
Top Expert on this page
Expertise
Particular expert in eclipses (both solar and lunar), but able to answer most questions about astronomy or refer to a website that can help
Experience
Have been interested in eclipses since August 1999 and hope to see the annular eclipse in Scotland next year
©2012 About.com, a part of The New York Times Company. All rights reserved.