Andromeda (constellation)

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/andromeda-constellation

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. How deep is the Andromeda (constellation)?Andromeda Galaxy (M31), a spiral galaxy
2. How big is the Andromeda (constellation)?722 square degrees (ranked 19th largest constellation)
3. What is the location?Northern Hemisphere, RA 0h 30m, Dec +30°
4. What is the brightest star?Alpha Andromedae (Alpheratz), a blue-white B-type star
5. What is the Andromeda constellation?Andromeda is a group of stars in the northern sky that looks like a princess. It is part of the Perseus myth cycle and can be seen in autumn evenings.
6. Why is the Andromeda galaxy important?The Andromeda galaxy is the nearest big spiral galaxy to our Milky Way, about 2.5 million light‑years away. It helps scientists learn how galaxies grow and will eventually collide with our own in billions of years.

Spectroscopic Binary: A binary star system whose components are detected by their spectral lines.
Cepheid Variable: A type of star that pulsates radially, varying in brightness in a predictable way.
Cosmic Distance Ladder: A series of techniques used by astronomers to determine the distances to celestial objects.
Hubble Sequence: A classification system for galaxies based on their visual appearance.