433 Eros

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/433-eros

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. What is 433 Eros known for?Provides insights into early solar system composition and asteroid geology
2. What is the classification?Stony asteroid of the Amor group
3. How big is 433 Eros?Its volume‑equivalent diameter is about 16.8 kilometers (10.4 miles), so it is a very large asteroid.
4. When was 433 Eros discovered?It was discovered on August 13, 1898 by German astronomer C. G. Witt at the Berlin Observatory.

Amor Group Asteroid: Asteroids whose orbits are between Earth and Mars, with perihelion distances greater than 1.017 AU.
Perihelion: The point in an orbit where a celestial body is closest to the Sun.
Accretion: The process by which small particles clump together to form larger bodies, like planets and asteroids.
In-Situ Resource Utilization (ISRU): The practice of using local resources in space for exploration and development, rather than transporting them from Earth.