Hubble at 34, Kepler's 2,600 exoplanets, James Webb's deepest infrared views, plus Nancy Grace Roman and Euclid — the space telescopes that rewrote astronomy.
The search for extraterrestrial life in 2025: Perseverance's biosignatures on Mars, Europa Clipper's ocean hunt, Dragonfly at Titan, and Enceladus plume chemistry.
