Overview: A butterfly emerging from stellar demise

Overview
of "Tales of … A butterfly emerging from stellar demise in planetary nebula"
Description:
Tales of … A butterfly emerging from stellar demise in planetary nebula describes the characteristics of a bipolar planetary nebula. A description of the processes that formed the planetary nebula is included.
Format(s) available: Printer-friendly web page
Grades: 10-12, but the material can be adapted for use in other grades at the teacher's discretion.
How to use it in the classroom

Teachers can use Tales of … A butterfly emerging from stellar demise in planetary nebula as:

A content reading selection. Teachers should discuss the meaning of unfamiliar vocabulary prior to having students read this selection.

An engagement activity. Have students read the selection. Ask them to describe the characteristics of planetary nebulae.

An inquiry tool. Propose a question, such as, "How do stars end their lives?” Have students read the selection and write down as many questions as they can about the information in the text.

A source of information. Students can describe the characteristics of the planetary nebula and then research whether astronomers see similar characteristics in other planetary nebulae using Hubble press releases.

Related materials

Press release: "Hubble Opens New Eyes on the Universe"
http://hubblesite.org/newscenter/archive/releases/2009/25/

Hubble press releases related to planetary nebulae
http://hubblesite.org/newscenter/archive/releases/nebula/planetary/



Overview: A butterfly emerging from stellar demise