Answer:
Everyone has me, but nobody can lose me. What am I?
I am found on Mercury Venus Earth and Mars but not on Jupiter or Saturn. What am I?
What has a ring but no finger?
I am a protector. I sit on a bridge. One person can see right through me, while others wonder what I hide. What am I?
If you drop me I'm sure to crack but give me a smile and I'll always smile back. What am I?
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?