What does Hiranya mean?
From Sanskrit 'hiranya' (हिरण्य) meaning 'gold'; the related adjective 'hiranmaya' means 'golden'. Dictionary-level 'gold' meaning is well attested.
What does Chandra mean?
Chandra means 'moon' in Sanskrit, from a root meaning 'to shine,' and is the name of the Hindu lunar deity among the Navagraha. Used for boys in India (the god) and often for girls in the West.