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Locating Alpha Centauri - Tips for Finding Alpha Centauri in Southern Hemis
2008-05-06 15:40:00 Alpha Centauri is the nearest star from our Sun and it is located in constellation Centaurus. In fact Alpha Centauri is not one big star, but a formation of three stars located close to each other. The brightest one of those three stars is Rigil Centaurus, many times called just Rigil Cent. Alpha Centauri ...
Galaxia Centaurus A
2008-01-11 19:10:00 Astronomii americani au descoperit o sursa misterioasa de raze X in galaxia gigantica Centaurus A, vecina cu a noastra, Calea Lactee, potrivit unui comunicat de presa publicat de Universitatea din Ohio, SUA. Cercetatorii de la Universitatea din Ohio, care studiau galaxia Centaurus A, au reperat un sistem solar binar continand o gaura neagra, care brusc a inceput sa straluceasca, emitand raze X. In mod normal, jeturile uriase de raze X care ies din inima galactica a Cen...
By: Stirile markizei
A Diamond Bigger than Earth was Discovered in Constellation Centaurus
2007-11-05 20:43:00 Like an episode out of the Hitchhiker's Guide to the Galaxy, The Harvard-Smithsonian Center for Astrophysics has announced the discovery of a mass of crystallized carbon formerly known as star BPM 37093, now known as the biggest diamond in the galaxy, fifty light years away from Earth in the constellation Centaurus. The star, named "Lucy" after the Beatles song, "Lucy in the Sky with Diamonds," is estimated to be 2,500 miles across and weighs approximately 10 billion-trillion-trillion-carat-s ? a one, followed by 34 zeros. Travis Metcalfe, an astronomer from the Harvard-Smithsonian Center for Astrophysics and leader of the team who discovered the gem, says ?You would need a jeweler?s loupe the size of the sun to grade this diamond. Bill Gates and Donald Trump together couldn?t begin to afford it.? The diamond is actually the crystallized interior of a white dwarf ? or the hot core of a star that is left over after the star uses up its nuclear fuel and dies. It is made mostly of ca... |
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