Katie Harris (she/her)
Medical Student/Prospective Aerospace Medicine Specialist
I am working towards a career as an aerospace medicine specialist - a doctor who works with astronauts and keeps them healthy for long missions!
Light Pollution
Light can be a type of pollution. Learn about the damage it causes to people and living things as well as how you can prevent it.
How can I tell which way is north at night?
Do you like to look at the stars? What can you identify in the night sky? Try finding some important constellations tonight!
Airborne & Space Telescopes
Learn about telescopes that do their work high in Earth’s atmosphere and in space.
Optical Telescopes
Learn about the history of telescopes and the function of refracting and reflecting optical telescopes.
Radio Astronomy
Learn about radio astronomy, a type of astronomy that studies objects in space using radio waves and radio telescopes.
SETI - The Search for extraterrestrial Intelligence
Some astronomers are not looking for stars, planets or galaxies. They are searching for intelligent life in the universe beyond our planet.
The Milky Way
In 2019, scientists discovered that our galaxy, the Milky Way, is not the shape they thought it was. How do astronomers use astronomical distance to understand the shapes of galaxies?
Why is it colder in the winter even though the Earth is closer to the Sun?
Learn why we have seasons in this hands on activity.
The Optics of Telescopes
Learn about telescopes, how they work & why they're important to astronomers.
What would happen if a meteor hit Earth?
Explore the effects of asteroid impacts in this hands on activity.
The Search for Extraterrestrial Intelligence - and How You Can Help!
When astronomers search for extraterrestrial life, they often have to listen for radio waves coming from deep space. If you’re interested, you can help!
Searching for exoplanets around the star next door
In planetary science, astronomers have found planets that orbit other stars, just like Earth orbits the Sun. Some of them might even be able to support life.
Gamma Rays: Helper or Hazard?
Gamma rays might make you think of cancer, harmful radiation or superheroes. But gamma rays have lots of uses: food safety, manufacturing and even medicine!