World Report: January 11, 2008 Vol. #13 Iss. #14
- This Issue:
- Table of Contents
- Cover Story
- Cover Story - Spanish Version
- Mini-Lesson
- Comprehension Quiz
- Teacher's Guide and Worksheets
Longest Years In the Solar System
Happy New Year! On Earth, a year is 365 days. That's how long it takes the planet to travel once around the sun. On Jupiter, the fifth planet from the sun, a year is almost as long as 12 Earth years. That's about 4,380 days. It takes Neptune even longer to travel around the sun. Talk about a long time between birthday parties! These are the planets in our solar system with the longest years.
1. Neptune: 165 Earth years, 298 days
2. Uranus: 84 years, 4 days
3. Saturn: 29 years, 168 days
4. Jupiter: 11 years, 314 days
5. Mars: 1 year, 322 days
SOURCE: ENCYCLOP∆DIA BRITANNICA
