Now  above the surface, Armstrong knew their propellant supply was dwindling and was determined to land at the first possible landing site.
nˈaʊ əbˌʌv ðə sˈɜːfɪs, ˈɑːɹmstɹɔŋ nˈuː ðɛɹ pɹəpˈɛlənt səplˈaɪ wʌz dwˈɪndlɪŋ ænd wʌz dɪtˈɜːmɪnd tə lˈænd æt ðə fˈɜːst pˈɑːsᵻbəl lˈændɪŋ sˈaɪt.