1. gurutvaakarshan   planet   moon   asteroid   gravity   Hint Half-n-half Clue   2. ulkaa-pind   star   telescope   Sun   meteorite   Half-n-half Clue   3. khagolgya   galaxy   atmosphere   astronomer   solar system   Half-n-half Clue   4. grahpath   meteor   astronomer   Sun   orbit   Half-n-half Clue   5. sooraj-mandalee   galaxy   atmosphere   solar system   telescope   Half-n-half Clue   6. dhoomketu, pucchalataaraa   outer space   comet   atmosphere   astronaut   Half-n-half Clue   7. taaraa   planet   meteor   star   universe   Half-n-half Clue