1. telescope   prakaash varsh   bhoo-lok   aakaashagangaa   doorbeen   Hint Half-n-half Clue   2. outer space   khagolgya   grahpath   vaayumandal   antariksh   Half-n-half Clue   3. asteroid   taaraa   antariksh yaatree   ulkaa   grahikaa, kshudragrah   Half-n-half Clue   4. meteor   gurutvaakarshan   ulkaa-pind   ulkaa   vaayumandal   Half-n-half Clue   5. meteorite   ulkaa-pind   antariksh   dhoomketu, pucchalataaraa   grahikaa, kshudragrah   Half-n-half Clue   6. atmosphere   vaayumandal   ulkaa   dhoomketu, pucchalataaraa   chandramaa   Half-n-half Clue   7. planet   grah   ulkaa   brahmaand   bhoo-lok   Half-n-half Clue