Antares

High school (ages 12+)
Space & Astronomy

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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/antares

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 traditional name origin?Ancient Greek 'Antares' meaning 'rival to Ares' (Mars)
2. What is the stellar association membership?Brightest and most evolved member of the Scorpius–Centaurus association
3. Why is Antares called the "rival to Ares"?Its reddish color looks like the planet Mars, so ancient astronomers named it Antares, meaning "rival to Ares" (the Greek god of war).
4. How big is Antares compared to our Sun?Antares is 13 to 16 times heavier than the Sun and if it were in the middle of our solar system, its outer layers would reach past Mars and into the asteroid belt.

OB Association: A large, loosely bound group of massive, hot, young stars.
Main Sequence Star: A star that is in the stable phase of its life, fusing hydrogen into helium in its core.
Interstellar Cloud: A cloud of gas and dust that exists in the space between stars.