I had to start from the beginning at Build a Celestial Bodies Database

I’m writing codes to build a celestial bodies database. Every time I log in I go on where I left. but last time when I started code road I saw my progress has gone. I tried again. I wrote some code and restart my browser my progress again has gone. how can I save my progress? please help Lost my progress in build a celestial bodies database

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Challenge: Build a Celestial Bodies Database

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