2000 light years from home
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2000 light years from home
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Originally posted by AlfredJPruffock View Post2000 light years from homeHang on - there is actually a place called Cheddar?? - cailin maith
Any forum is a collection of assorted weirdos, cranks and pervs - Board Game Geek
That will be a simply fab time to catch up for a beer. - Tay
Have you ever seen somebody lick the chutney spoon in an Indian Restaurant and put it back ? - Cyberghoul -
Originally posted by AlfredJPruffock View Post2000 light years from homeComment
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Tssk - silly me - set the controls for the heart of Epsilon Aurigae
A "mysterious dark companion" was observed for the first time in a star system which has puzzled sky-watchers since the 19th century.
Scientists took close-up pictures of Epsilon Aurigae during its eclipse, which happens every 27 years.
Using an instrument developed at the University of Michigan in the US, astronomers were able to zoom in on the star, which is likely to be about 2000 light years away from our solar system.
This enabled them to identify the shape of a dark object's shadow.
For more than 175 years, astronomers knew that Epsilon Aurigae - the fifth brightest star in the northern constellation Auriga - is dimmer than it should be, given its mass.
They noticed its brightness dip for more than a year every few decades and surmised that it was part of a binary system consisting of two objects, where one was invisible.
The second object - the "companion" - was assumed to be a smaller star, orbited by a thick disk of dust.
The new images support this theory, showing a geometrically thin, dark, dense but partially translucent cloud passing in front of Epsilon Aurigae.
John Monnier, an associate professor at the University of Michigan's department of astronomy, said the images depicted a system unlike any other known to scientists.
"This really shows that the basic paradigm was right, despite the slim probability," he said.
"It kind of blows my mind that we could capture this. There's no other system like this known.
"On top of that, it seems to be in a rare phase of stellar life. And it happens to be so close to us. It's extremely fortuitous."
The images were produced using the Michigan Infra-Red Combiner (MIRC) instrument which allows astronomers to see the shape and surface characteristics of stars.
Prof Monnier worked alongside researchers from the University of Denver and Georgia State University to produce a paper published in today's edition of the journal Nature.
The lead authors were astrophysics graduate student Brian Kloppenborg and astronomy professor Bob Stencel from the University of Denver.Comment
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Insanity: repeating the same actions, but expecting different results.
threadeds website, and here's my blog.Comment
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Originally posted by TimberWolf View PostThat's 2000 light years proper distance, not proper time. Go fast enough and you could be home in a jiffy, proper time.Hang on - there is actually a place called Cheddar?? - cailin maith
Any forum is a collection of assorted weirdos, cranks and pervs - Board Game Geek
That will be a simply fab time to catch up for a beer. - Tay
Have you ever seen somebody lick the chutney spoon in an Indian Restaurant and put it back ? - CyberghoulComment
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Originally posted by TimberWolf View PostThat's 2000 light years proper distance, not proper time. Go fast enough and you could be home in a jiffy, proper time.
Wibbly Wobbly - well so somebody somewhere once saidComment
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Originally posted by snaw View PostBut assuming you're looking at home from 200 light years away, who'd be home when you got back in a jiffy?
Going Far - means Returning.
Returning to Forever !Comment
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Originally posted by AlfredJPruffock View PostTssk - silly me - set the controls for the heart of Epsilon Aurigae
A "mysterious dark companion" was observed for the first time in a star system which has puzzled sky-watchers since the 19th century.
Scientists took close-up pictures of Epsilon Aurigae during its eclipse, which happens every 27 years.
Using an instrument developed at the University of Michigan in the US, astronomers were able to zoom in on the star, which is likely to be about 2000 light years away from our solar system.
This enabled them to identify the shape of a dark object's shadow.
For more than 175 years, astronomers knew that Epsilon Aurigae - the fifth brightest star in the northern constellation Auriga - is dimmer than it should be, given its mass.
They noticed its brightness dip for more than a year every few decades and surmised that it was part of a binary system consisting of two objects, where one was invisible.
The second object - the "companion" - was assumed to be a smaller star, orbited by a thick disk of dust.
The new images support this theory, showing a geometrically thin, dark, dense but partially translucent cloud passing in front of Epsilon Aurigae.
John Monnier, an associate professor at the University of Michigan's department of astronomy, said the images depicted a system unlike any other known to scientists.
"This really shows that the basic paradigm was right, despite the slim probability," he said.
"It kind of blows my mind that we could capture this. There's no other system like this known.
"On top of that, it seems to be in a rare phase of stellar life. And it happens to be so close to us. It's extremely fortuitous."
The images were produced using the Michigan Infra-Red Combiner (MIRC) instrument which allows astronomers to see the shape and surface characteristics of stars.
Prof Monnier worked alongside researchers from the University of Denver and Georgia State University to produce a paper published in today's edition of the journal Nature.
The lead authors were astrophysics graduate student Brian Kloppenborg and astronomy professor Bob Stencel from the University of Denver.Hang on - there is actually a place called Cheddar?? - cailin maith
Any forum is a collection of assorted weirdos, cranks and pervs - Board Game Geek
That will be a simply fab time to catch up for a beer. - Tay
Have you ever seen somebody lick the chutney spoon in an Indian Restaurant and put it back ? - CyberghoulComment
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Originally posted by snaw View PostBut assuming you're looking at home from 200 light years away, who'd be home when you got back in a jiffy?Comment
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