Delphinus

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/delphinus

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 big is Delphinus?188.6 square degrees, ranking it among the smaller constellations
2. What is the notable binary systems?Beta Delphini (Rotanev) and Gamma Delphini
3. What is the historical catalog?Included in Ptolemy's Almagest (2nd century CE)
4. What does the constellation Delphinus look like in the sky?It looks like a jumping dolphin, a diamond‑shaped body with a tail.
5. Why is Delphinus called the Dolphin?Because its pattern resembles a dolphin and ancient myths say dolphins are helpful sea creatures.

Angular Size: The apparent size of an object in the sky, measured in degrees.
Celestial Navigation: The practice of finding one's position and course using celestial bodies.
Transient Phenomena: Astronomical events that are temporary, such as novae or supernovae.