What is an astronomical unit?

One AU, or astronomical unit, is the average distance from Earth to the Sun. Neptune is listed at 30.1 AU in the table on The Planets by the Numbers.

Which planet has a day longer than its year?

Venus. The data table lists a day on Venus as 243 days and its year as 225 days.

6th Grade Solar System Worksheets

Ages 11-12 · Free previews · Print-ready PDFs

Written by Adi Ackerman, Head Teacher

The solar system is the Sun and the objects that orbit it, including eight planets divided into inner and outer groups. These solar system pages hold 2 6th grade worksheets, each with an answer key. The Planets by the Numbers has students graph eight diameters and use a table of distance, day length and year length. Earth and Space Vocabulary has students match 12 terms to their definitions and complete six sentences. The Planets by the Numbers carries MS-ESS1-3.

6th Grade Science Earth and Space Solar system Clear All

Earth and Space Vocabulary

Grade6th Grade

TopicEarth and Space

The Planets by the Numbers

Grade6th Grade

TopicEarth and Space

More earth and space worksheets

Explore all of our 6th grade earth and space worksheets, covering moon phases and eclipses, seasons, solar system, gravity.

Moon phases and eclipses Seasons Gravity

Frequently Asked Questions

The inner planets are Mercury, Venus, Earth and Mars. The outer planets are Jupiter, Saturn, Uranus and Neptune. Every inner planet on the data table is less than 13,000 km wide, and every outer planet is more than 49,000 km wide.

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