Andromeda galaxy was formed in 'recent' star crash: study

The Milky Way's neighbouring galaxy, Andromeda, was formed in a colossal crash between two smaller star systems no more than three billion years ago when Earth already existed, researchers said Wednesday.

Contracting white dwarf observed for the first time

Astrophysicists from MSU (Russia) and colleagues from Italy and Russian Academy of Sciences have found the first observational evidence for a contracting white dwarf. Constant high spin-up rate of a star of this type, located ...

'Monster' planet discovery challenges formation theory

A giant planet, which should not exist according to planet formation theory, has been discovered around a distant star. The new research is presented in a paper recently accepted for publication in the journal Monthly Notices ...

Scientists detect comets outside our solar system

Scientists from MIT and other institutions, working closely with amateur astronomers, have spotted the dusty tails of six exocomets—comets outside our solar system—orbiting a faint star 800 light years from Earth.

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