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Red Planet cover
Teens · Ages 13–17

Red Planet

by Robert A. Heinlein

Age rating: Ages 13–17 · Teens

Age rating and Christian content guidance for parents.

First published 1949

Manuel O'Kelly, a young colonist on Mars, must help defend the settlement from a Martian attack and uncover the secrets of the planet.

Concern Level

35/ 100

Mixed

Virtue Level

13/ 100

Thin

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Things to consider

Sexual Content0

No sexual content is present in this book.

Violence / Gore40

There are descriptions of combat and alien attacks.

Profanity / Language0

No profanity is used in the story.

Blasphemy0

No blasphemy is present in this book.

Substance Use0

No substance use is depicted.

Suicide & Self-Harm0

No suicide or self-harm is depicted.

Scary / Disturbing20

Some scenes of danger and alien threat exist.

Occult & Witchcraft0

No occult themes are present.

Sexuality & Gender Themes0

No LGBTQ+ themes are present.

Worldview & Spirituality30

Promotes a secular, humanistic, and individualistic worldview.

Anti-God or Christian Portrayal0

No negative portrayals of Christians are present.

Virtues to celebrate

Courage & Sacrifice60

Manuel shows courage in defending his home and people.

Faith & Hope0

No Christian faith elements are present.

Love & Friendship10

Loyalty to family and community is shown.

Forgiveness & Redemption0

No themes of grace or repentance are present.

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