Stellar cannonballs may be invaders from another galaxy - SYFY WIRE (blog)


SYFY WIRE (blog)

Stellar cannonballs may be invaders from another galaxy
SYFY WIRE (blog)
Interestingly, a lot of high-velocity stars are high-mass blue stars (called B stars in the astronomical stellar classification system). That, too, is naturally explained by them once being in a contact binary, where they gained enough mass to fall ...