• HR 8799, A Direct Detection of Extrasolar Planets by the Keck Telescope

  • HR 8799 over 12 years

  • PhET Orbits Simululator

  • The Doppler (or Radial Velocity) Method of Detecting Planets

  • The Doppler Method and 51 Pegasi

  • Planetary Transits

  • Planetary Transits and Eclipses

  • Recently from the JWST

  • Alex Wolszczan

  • The Discovery of 51 Peg by Mayor and Queloz in 1995 . . (~2m47s)

  • Geoff Marcy and Paul Butler

  • David Charbonneau

  • The Kepler Satellite

  • The Kepler Mission Legacy, a summary of its discoveries . . (~4m36s)

  • The Kepler - 11 System

  • A Summary of Extrasolar Planet Characteristics

  • A Migrating Gas Giant

  • A Nearby Earth-Sized Planet . . (~3m28s)

  • And this from March 2025 - - Planets around another nearby star.

  • NASA Exoplanet site . . (show short (~1m46s) video on 6000 Exoplanet Site)