Some airplane passengers had the best seats in the house during NASA's Artemis 2 moon rocket launch. Here are some of my favorite videos captured from the sky.
As our powerful infrared telescopes allow astronomers to peer further and further back in time, they've discovered some puzzling things. One of them concerns supermassive black holes (SMBH), the physics-challenging behemoths at the center of large galaxies like the Milky Way. As it turns out, SMBH grew much more rapidly at high redshifts than they do in the contemporary Universe.

