| Name | Comet | Explanation |
| Type | Tug and ferry |
|
| Launched | 23 May 1822 |
| Hull | Wooden |
| Propulsion | Paddle |
| Builders measure | 238 tons |
| Displacement | 239 tons |
| Guns | 2 |
| Fate | 1868 |
| Class | |
| Ships book | ADM 135/99 |
| Note | First steamship ordered by Admiralty |
| Snippets concerning this vessels career |
| Date | Event |
| 1 July 1837 | Commanded by Lieutenant commander George Thomas Gordon, particular service |
| 15 July 1842 | Commanded by Commander George Alexander Frazer, Woolwich |
| 12 July 1844 | Commanded by Lieutenant commander William Pretyman, Portsmouth |
| 29 June 1846 | Commanded by Lieutenant commander Charles Richardson Johnson, Portsmouth |
| 25 October 1847 | Commanded by Lieutenant commander Charles Gray Rigge, particular service |
| 7 May 1850 | Commanded by Commander Henry Charles Otter, Cork, then west coast of Scotland |