Carnegie Science at the Astronomy Festival on the National Mall

On September 20, 2025, from 5–11 p.m., the National Mall becomes one of the biggest stargazing parties in the country, with telescopes, hands-on activities, and experts from leading science institutions. Stop by the Carnegie Science table to meet scientists who study Earth, space, and even rocks from space—build your own model Solar System, safely view the Sun, and split light into a rainbow of colors as you explore the universe with us!