Any tips regarding 'The Great Eye' encounter?

I've just encountered 'The Great Eye', last time it killed a crew member and I wounder what positive sides does it have? Any tips regarding this encounter?

Inside this nebula you detect a rogue planet drifting through space, on its surface a huge monolith visible at this distance even to the naked eye. A Zoltan elder hails you from the planet. "Through luck or intent, you have discovered the Great Eye. Look into its depths and receive your just deserts."