Every night as you lie down to sleep there lies a sky just beyond your roof, full of millions of luminous spheres of plasma, or rather stars. “Sirius” — a star that lies in the Canis Major ...

This is the time of the year when I get lots of inquires concerning a certain very bright starlike object shining over toward the southern part of the sky. It’s Sirius, the Dog Star, the brightest ...

SpaceX launched a big SiriusXM radio satellite to orbit from Florida's Space Coast tonight (June 28).

Satellite radio titan SiriusXM unveiled plans Monday to acquire online rival Pandora for $3.5 billion, ramping up competition in the streaming music market dominated by Spotify and Apple. If you gazed ...

Sirius has a companion star called Sirius B, which is a white dwarf. White dwarfs are stars that have exhausted the fuel in their core and have about the same mass as our sun, but they are only about ...