Janus (moon)

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/janus-moon

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 Janus (moon)?Discovered by Audouin Dollfus on December 15, 1966
2. What is the type of celestial body?Inner moon of Saturn
3. What is the orbital semi-major axis?151,470 kilometers (94,120 miles)

Co-orbital Moons: Two moons that share a similar orbital path around a planet, often exhibiting complex gravitational interactions.
Orbital Resonance: A recurring gravitational influence where two orbiting bodies exert a regular, periodic force on each other.
Tidal Forces: Gravitational forces exerted by a celestial body on another, causing deformation and internal stresses.
Regolith: A layer of loose, fragmented material covering a solid rock surface, such as dust and broken rock on a moon.