Friday 20 February 2015

STELLAR CHEMISTRY
The strange case of the missing dwarf
Paris (SPX) Feb 20, 2015 - Some pairs of stars consist of two normal stars with slightly different masses. When the star of slightly higher mass ages and expands to become a red giant, material is transferred to other star and ends up surrounding both stars in a huge gaseous envelope. When this cloud disperses the two move closer together and form a very tight pair with one white dwarf , and one more normal star [1]. ... more


No comments:

Post a Comment