How Far Away is SOHO?

Designed by School Power...NaturallySM, this activity familiarizes advanced earth science and physics learners about the variables that affect our supply of solar energy. They examine gas spectra and perform calculations. There is an...

Demonstrate the path of the sun across the sky at different times of the year with an engaging science lesson.  Learners use a series of questions and diagrams to examine the movement of the sun and appearance of the sky around...

How far is it from your house to the grocery store? If you answered in time rather than distance, there's a scientific explanation. Science scholars compare distance/time quantities in a short, animated video. Topics include...

Why does the moon stay put, never getting too close or too far from Earth? See the truth unfold through interviews and a simulation using a basketball and a tennis ball. The host helps guide the discussion, all while spinning a ball to...

How can you determine the distance between two objects when one is incredibly far away? Discover how early astronomers and mathematicians calculated quantities such as the distance between Earth and the Sun in an insightful video. The...

Jupiter and the sun are more alike than you might think. Examine the elements that make up these two heavenly bodies as part of the Fuse THNKR "Why with Nye!" playlist. Bill Nye explains the composition of the sun and Jupiter, then...

Did you know it would take a jet plane 17 years to travel from the Earth to the Sun? This video lecture shows the scale of solar system by exploring the astronomical unit. Understand how the astronomical unit is used to measure the...

An examination of a Hubble telescope image showing far away galaxies. [4:12]

How do astronomers make sense out of the vastness of space? How do they study things so far away? Today Phil talks about distances, going back to early astronomy. Ancient Greeks were able to determine the the size of the Earth, and from...

Why is there more daylight in June than in December if you live above the equator? How does the angle of sunlight shift throughout the year? Answer these questions and more with an interactive article about the sun, its path through the...