Ethan Siegel

Oct 12, 2022

Are There Super-Habitable Planets Compared to Earth?

When it comes to life in the Universe, we have only one example of a cosmic success: the story of life right here on planet Earth.         
Jul 13, 2022

James Webb's First Science Images

Now that it's fully commissioned, the James Webb Space Telescope begins its exploration of the Universe. Here are its first science images!