61 courses. One curiosity at a time.

Learn Space in short lessons.

The exploration and study of the universe beyond Earth, including astronomy and astrophysics.

Inside the app

What you can learn in Space

Courses range from Looking at the Night Sky to Spectroscopy in Astronomy, with beginner, intermediate, and advanced topics. Explore the full learning experience through guided reads and quick questions in the app.

  • Beginner

    Looking at the Night Sky

    The first step into astronomy.

    11 lessons
  • Beginner

    The History of Astronomy

    From ancient skywatchers to space telescopes.

    13 lessons
  • Intermediate

    The Celestial Sphere

    Coordinates, constellations, and motion.

    12 lessons
  • Intermediate

    The Telescope: A Brief History

    Galileo to today.

    14 lessons
  • Advanced

    Spectroscopy in Astronomy

    Unlocking the chemistry of distant objects.

    11 lessons
  • Advanced

    White Dwarfs, Neutron Stars, and Pulsars

    Stellar corpses.

    10 lessons

About learning Space with Sharp

Do I need experience in Space?

Sharp includes beginner courses as well as intermediate and advanced topics. Choose an entry point in the app that matches what you know.

Where can I continue learning?

Sharp is available on iOS and Android. You can explore all 24 subjects here and compare subscription options before choosing.

Get Sharp. Get sharper.

Download the app and start your first lesson today — available on iOS and Android.