markers such as oxygen,methane,and water vapor,scientists can infer whether life exists on the surface of a planet.

5.3 Development of Interstellar Probes

The development of interstellar probes will allow us to directly explore the surfaces of other planets and moons.These probes can carry advanced scientific instruments,such as spectrometers and geological analyzers,to look for signs of life.

Conclusion

This paper,through an interdisciplinary perspective,integrates research findings from astrophysics,biology,chemistry,and philosophy to deeply explore the possibility of life in the universe.The following are the main conclusions of this paper:

• Habitability of the Universe:The age and structure of the universe provide possibilities for life to exist.The forma