Main Page | See live article | Alphabetical index Several ships of the Royal Navy have been named HMS Sirius. The Sirius of 1786 was a ship of the First Fleet to Australia. The Sirius of 1892 was an Apollo-class protected cruiser that served in World War I. The Sirius of 1940 was a Dido-class light cruiser in World War II. Sirius (F40) was a Leander-class frigate in service from 1966 to 1994. This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.