The swirling, paint-like clouds in the darkness of space in this stunning image seem surreal, like a portal to another world ...

Astronomer Charles Steinhardt said most stars we see "might have formed under different conditions than we previously believed." ...

In a star’s core, fusion takes terrific temperature and pressure that is provided by the crushing gravity of the star’s overlying mass. For a star to be relatively stable, the outward force of the ...