"He went up into the sky, and a cloud blocked their view of him and they could not see Him anymore."
## looking intensely to heaven ##
"staring at the sky" or "gazing at the sky"
## You men of Galilee ##
Specifically "you apostles". Though the angels spoke to the apostles, other verses suggest that other disciples, both men and women, were present at this event.
## why do you stand looking into heaven? ##
This rhetorical question can be translated as a statement as in the UDB. (See: [[rc://en/ta/man/translate/figs-rquestion]])