Resource Library·Merit Badge

Astronomy

Elective merit badge — requirements, troop progress, and nothing shelved yet (be the first to suggest something).Official BSA page ↗Workbook (PDF) ↗

0
Earned
6
In Progress
22
Not Started
28
Active Scouts
Scout Progress
ScoutAWARDReq 1Req 2Req 3Req 4Req 5Req 6Req 7Req 8Complete any oneReq 9Complete any one
1a1b1c1d23a3b3c3d4a4b4c4d5a5b5c5d6a6b6c6d7a7b7c8a8b8c8d8e8f9a9b
Anjali S.First Class
Hazel S.Star
Jack P.Star
Oliver V.Star
Veronica K.Star
Violet B.Tenderfoot
Requirements

From the official BSA merit badge pamphlet — wording is paraphrased here. Confirm against the current pamphlet for sign-off.

View resources · shown when a requirement has any Suggest a resource · always

Sign in to see your scout’s progress on each requirement and to send in proof when one is done.

1
1a
Explain hazards of astronomy activities and how to anticipate, prevent, and respond
1b
Explain first aid for heat/cold reactions, dehydration, bites, stings, eye damage
1c
Describe proper clothing and precautions for night and cold-weather observing
1d
Explain how to safely observe the Sun, objects near it, and solar eclipses
2
Explain light pollution and how it and air pollution affect astronomy
3
3a
Explain why binoculars and telescopes are important tools and how they are used
3b
Compare several telescope types, including one beyond visible light
3c
Explain the purposes of three instruments used with astronomical telescopes
3d
Describe proper care and storage of telescopes and binoculars
4
4a
Identify 10 constellations in the sky, at least four in the zodiac
4b
Identify eight conspicuous stars, five of magnitude 1 or brighter
4c
Sketch the Big Dipper or Cassiopeia twice, hours apart, with North Star and horizon
4d
Explain what we see when we look at the Milky Way
5a
List the five most visible planets; explain which show phases and why
5b
Chart when each of the five planets is observable over the next 12 months
5c
Describe the motion of the planets across the sky
5d
Observe a planet and describe what you saw
6a
Sketch the face of the Moon; label five seas and five craters
6b
Sketch the Moon's phase and position four nights in one week; explain changes
6c
List the factors that keep the Moon in orbit around Earth
6d
Diagram Sun-Earth-Moon positions for eclipses and the four main phases
7
7a
Describe the Sun's composition, relation to other stars, and effects on Earth
7b
Define sunspots and describe their effects on solar radiation
7c
Identify a red, a blue, and a yellow star; explain the meaning of the colors
8
(Do any one of the following)
8a
Visit a planetarium or observatory and submit a report, scrapbook, or video
8b
Plan an observation session covering at least 10 new celestial objects with a log
8c
Plan and host a star party for your troop or another group
8d
Help an astronomy club hold a public star party
8e
Photograph the movement of a celestial object; label, map, and present images
8f
Use online observing (e.g., SkyNet) to observe objects; describe the experience
9
(Do any one of the following)
9a
Research three astronomy careers; pick one and report training, pay, prospects
9b
Research astronomy as a personal hobby: training, expenses, organizations, goals