Scientists have discovered a. We planner is I. A solar system

I'm sorry, but I'm having trouble understanding your sentence. Could you please rephrase or provide more information?

Please provide additional information or clarify your question. It seems incomplete or unclear.

It seems like your message is incomplete or has a typo, as it is difficult to understand what you are trying to say. Could you please clarify your question or statement about scientists discovering something related to a solar system? This will help me provide you with a more accurate response.