"She was supposed to be astern while she was sleeping."
I can give you a sentence using the word galaxy.
Example sentence - They were awed by the vastness of the cavern.
the weather outside is frightfull
Look at the sun.
That sunset filled him with amazement.
The stern is the back end. Astern is 'toward' the stern.
The 'a' is Old English for 'onward' - so ahead is onwards forward and astern is onwards backwards.
Windage losses are reduced by fitting the astern turbine in the lowest area available exhaust end of the astern casing. also by fitting hood over the last stage of astern and ahead blades also by fitting astern turbine in its own casing
abaft. astern.
Astern.
Going backwards.
aft
Aft or astern
Poop Deck
Aft
give me a sentence of sedimentary
can you give me as sentence for channel