Kalyke

High school (ages 12+)
Space & Astronomy

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/kalyke

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. Who discovered Kalyke?November 2000
2. What is the astronomical designation?S/2000 J 9
3. What is the satellite type?Irregular moon of Jupiter
4. How big is Kalyke compared to other moons?Kalyke is very small—only about 6 kilometers across—so it is much smaller than Jupiter’s big, round moons like Ganymede or Callisto.
5. How fast does Kalyke orbit Jupiter?Kalyke makes one full trip around Jupiter in about half a day, or less than 12 hours, which is quick for a moon that close to the planet.

Hydrostatic Equilibrium: The balance between gravity pulling inward and internal pressure pushing outward, forming a spherical shape.
Protoplanetary Disk: A rotating disk of dense gas and dust surrounding a newly formed star, from which planets may form.
Gravitational Scattering: A process where the gravitational influence of a massive object alters the orbit of another object.