I'm teaching a high school science class right now called "Are We Alone?" It's a survey class of what kind of objects exist in the Universe, and how we're scien

I'm teaching a high school science class right now called "Are We Alone?" It's a survey class of what kind of objects exist in the Universe, and how we're scientifically attempting to answer the question of whether life exists anywhere other than Earth. It's going to be fun sharing this with the class today!