Day 22 of the 2025 Space Telescope Advent Calendar: The Heart of a Tarantula
James Webb imaged the Tarantula Nebula's star-forming region, showing a cavity carved by radiation from massive young stars about 161,000 light-years away.
Infrared light reveals celestial objects invisible in the visible spectrum, enabling observation of earliest stars and galaxies and powering advanced observatories like JWST.