The first A has a short A sound as in pass, while the AU pair has an AW sound.
The O has a short O vowel sound, and the E has a short I sound (kom-it).
Crater has a short A vowel sound.
"Orbiting" has a short vowel sound in the first syllable.
The article "a" is used before consonant sounds, while "an" is used before vowel sounds. In this case, the word "astronaut" starts with a vowel sound ("a"), so "an astronaut" is the correct usage.
I would think it is a long but if you sound it out it can be both
The first A has a short A sound as in pass, while the AU pair has an AW sound.
The A has a long A sound, and the I has a short I sound.
Bugle has a long "oo" sound, which is pronounced like "boo-gul."
Is the word wanted a long a sound or short a sound
long
The I has a short I sound, as in click or trick.
The U is a long U (long YOO) sound, the A is short, the I is short, and the Y has a long E vowel sound.
The O has a long O sound and the I has a short I sound.
The A has a short A sound.
Silk has a short I sound.
Splash has a short vowel sound.