Dreaming of traveling between planets, especially experiencing distinct features like Saturn's rings, can be quite a powerful and imaginative dream. Here are some interpretations of what this dream may signify:

1. Exploration and Expansion: Traveling between planets often symbolizes a desire for exploration, both externally in the world and internally within yourself. You may be seeking new experiences or perspectives in your waking life.
2. Personal Growth: Jupiter is often associated with abundance, growth, and wisdom, while Saturn is linked to discipline and structure. Your journey between these planets could represent a transition in your life where you're balancing expansion with responsibility.
3. Feeling Alien: The sense of feeling alien or detached in the dream might reflect feelings of being out of place or exploring aspects of yourself that you haven't fully embraced. This could be a call to acknowledge parts of your identity that you find unfamiliar.
4. Freedom from Fear: The fact that you felt no fear during this journey suggests a sense of freedom and confidence in exploring the unknown. This might indicate that you are ready to face new challenges or opportunities in your waking life.

Consider what aspects of your life might relate to exploration, growth, and the balance between freedom and responsibility. Embrace the feelings of curiosity and adventure that this dream has inspired in you!