
In September 2026 astronomers confirmed the youngest planet ever discovered, still forming around its star. This room covers what makes it a record-breaker and how it was found.

When two galaxies merge, their central black holes can spiral together and merge too, and the physics of that merger can fling the resulting black hole clean out of the galaxy. This room covers how these runaway black holes form, why some get a bigger kick than others, and what happens to a galaxy afterward.