1. canopus - Noun
2. Canopus - Proper noun
A star of the first magnitude in the southern constellation Argo.
Source: Webster's dictionaryIf you capture a ship, Sharpe, you keep the old name unless it's really obnoxious. Nelson took the Franklin at the Nile, an eighty gun thing of great beauty, but the navy will be damned if it has a ship named after a traitorous bloody Yankee so we call her the Canopus now. Bernard Cornwell
A consistent problem that plagued the spacecraft during the early portion of its mission was that roll error signal transients would occur frequently and on occasion would cause loss of the Canopus star lock. Source: Internet
Despite Canopus being vastly more luminous than Sirius, however, Sirius appears brighter than Canopus. Source: Internet
An unsuccessful attempt to add an extra day every fourth year was made in 238 BC ( Decree of Canopus ). Source: Internet
Engineers initially feared that the star-tracker could mistake the much brighter Venus for Canopus, repeating the mishaps with flaking paint. Source: Internet
Another bright source at a wide angle away from the Sun was needed and Canopus filled this requirement. Source: Internet