At last, to be identified — Astronomical Observation

At last, to be identified! 1
At last, the lamps upon thy side
The rest of Life to see!

Past Midnight! Past the Morning Star! 4
Past Sunrise!
Ah, What leagues there were
Between our feet, and Day!
(F.172/J.174)
[1] identified:: stars in the sky are recognized.
[2] lamps:: the heavenly bodies in general (which are not so difficult to you).
[6] league:: a measure of length.
[7] feet and Day:: the distance between the Earth and stars.