NGC 4725

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/ngc-4725

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 galaxy type?SB(r)a (Barred spiral galaxy with an inner ring)
2. What is the distance?Approximately 40 million light-years (12 Mpc)
3. What kind of galaxy is NGC 4725?NGC 4725 is a barred spiral galaxy. It has a long bar of stars, a ring around the center, and tightly wound spiral arms.
4. How can I see NGC 4725 with a telescope?It has an apparent magnitude of 9.9, so a moderate‑sized amateur telescope can spot it in the night sky.

Morphology: The study of the form and structure of galaxies and their components.
Active Galactic Nucleus (AGN): A compact region at the center of a galaxy that has a much higher luminosity than its host galaxy.
Light-year: The distance light travels in one year, a standard unit for measuring astronomical distances.
Cepheid Variable Stars: Stars that pulsate at a characteristic rate, used as standard candles to measure cosmic distances.