This Saturday is National Astronomy Day, the semi-annual event that celebrates the observation of the heavens. Science museums, universities, and astronomy groups have various events to pique public ...

A few months ago, I flew to Houston to visit a small startup called Lunar Resources, which aspires to build the largest telescope in the solar system—not on Earth but on the far side of the moon.

For the first time, the chemical composition of a moon-forming disk around a planet has been revealed. The James Webb Space Telescope has, for the first time, measured the carbon-rich concoction that ...