With an atmosphere, by mass, of primarily hydrogen (76 per cent) and helium (24 per cent), and by volume of 89 per cent ...

Their initial mission was to study the outer planets of Jupiter ... one million miles per day, Voyager 1 will continue it ...

New research suggests there may be a narrow window of possibility for life to persist on the icy moons of the outer solar ...

A series of experiments led by Southwest Research Institute's Dr. Ujjwal Raut support spectral data recently collected by the ...

The ice on the surface of Jupiter's massive moon Europa is constantly changing, hinting at the presence of a subsurface ocean ...