by 2004 NASA wants to have a moon base that would be a base for trips to what planet

Go to http://www.google.com and enter nasa moon base -- see what results you get. If you don't get what you want, alter the search words a bit.

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To find the answer to your question, you can follow these steps:

1. Open your preferred web browser and go to http://www.google.com.
2. In the search bar, type "NASA moon base" and press Enter or click on the search button.
3. Look through the search results to find relevant information about NASA's plans for a moon base.
4. Check multiple sources to verify the information and ensure its accuracy.
5. In the search results, you should be able to find details about NASA's plans to establish a moon base by 2004.
6. Look for information about the purpose of the moon base and its connection to trips to other planets.

Following these steps will help you find the answer to your question about the planet that NASA intended to use the moon base for trips to.