Greg Parker is a prof of electronics at Southampton University . He ’s also a necromancer . Like his co - author Noel Carboni . genuine wizards , open of obtaining some images that rival thebest of Hubble’sand giant Earth - base telescope using less than $ 15,000 in equipment and more patience than any money in the human race could corrupt . Their magic : A refrigerate CCD chip , a rotating bean , and some smart place processing in Photoshop .
https://gizmodo.com/hubble-completes-100-000th-orbit-takes-yet-another-bre-5036411
These images will be part of Star Vistas , a playscript that will be published next year and will collect all their picture of space , taken since they match online four years ago . The twoalien chirrup Tomsstarted to get together online in 2004 . Noel - a Photoshop wizard with an astronomy disposition - aid Greg office - process his images of M33 , which is a member of our local group of galaxy along with Andromeda ( M31 , who they also puzzle in their book ) and our very own Milky Way .
https://gizmodo.com/earth-set-to-receive-alien-reply-invasion-in-2015-390304
Greg uses a 28 cm Celestron NExtar 11 GPS reflecting scope with Hyperstar lens of the eye , an optical assembly that attaches to the telescope subaltern mirror , turning it from a tedious f10 to an ultrafast f2 astrograph . This arrangement is not design for the human eye , so he fetch a matching Starlight Xpress SXV - H9C one - snapshot color CCD camera .
To increase the functioning of the camera , he had to get rid of the noise in the sensor , which is produce by heating plant during tenacious pic time . This is achieved by installing a hearty - state refrigeration arrangement , which lower the temperature of the CCD to 55º F less than the ambient temperature .
In addition to this , there is a last ingredient in the recipe : Parker moves the bean in his lookout station by bridge player ever half time of day , to adjust to the rotation of the Earth , which results in a strike sky .
In other words : Magic . [ Star VistasviaDaily Mail ]
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