Sirius (disambiguation): Meaning (information, definition, explanation, facts)

Sirius may refer to several topics:

• Sirius (α Canis Major, also known as the Dog Star) is the brightest star (-1.46^m) in the night sky.
• Sirius (1944) is also the title of a science fiction novel by Olaf Stapledon about a dog artificially developed to have superhuman intelligence.
• Sirius is also a racehorse who won the 1944 Melbourne Cup.
• SIRIUS is also the name of a number of satellites operated by Nordic Satellite.
• Sirius Satellite Radio is the name of a satellite radio (DARS) company.
• Sirius Black is the name of a character in J. K. Rowling's Harry Potter novels.
• HMS Sirius is the name of a number of former Royal Navy warships.
• Sirius is an SF magazine.
• R. U. Sirius is a writer and cyberculture icon.
• The Sirius Cybernetics Corporation is a fictional company in Douglas Adams' Hitchhiker's Guide to the Galaxy.