CEERS-93316

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/ceers-93316

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 the redshift value?High redshift (z > 7), indicating extreme distance and early cosmic epoch
2. What is the cosmic age at emission?Light originated approximately 700 million years after the Big Bang
3. Why is CEERS-93316 called a super speedy galaxy?The galaxy is moving away from us very fast because the universe is expanding. This fast motion stretches the light we see, making it look redder.
4. How far away is CEERS-93316?Its light has been traveling for about 13 billion years, so the galaxy is almost 13 billion light‑years away.

Redshift: The stretching of light wavelengths towards the red end of the spectrum, caused by the expansion of the universe or motion away from an observer.
Epoch of Reionization: A period in the early universe when neutral hydrogen atoms were ionized by ultraviolet radiation from the first stars and galaxies.
Dark Matter Halos: Theoretical invisible structures composed of dark matter that are believed to provide the gravitational scaffolding for galaxy formation.