Why Does the Moon Look Like It Changes?
Phases of the Moon are clearly explained in this 'Ask an Astronomer' episode.
Browse Videos in Ask an Astronomer
![]() 10.14.05 Do Other Solar Systems Exist?'Ask an Astronomer' explains how we detect planets around other stars. |
![]() 10.14.05 Are Other Solar Systems Like Our Own?Solar systems come in a large variety of flavors, as this 'Ask an Astronomer' video shows. |
![]() 10.14.05 Why Is Spitzer Painted Black?The Spitzer Space Telescope has a funny paint job. This 'Ask an Astronomer' segment explains why. |
|
![]() 10.14.05 Why Are Solar Eclipses Only Visible in Some Parts of the World?This 'Ask an Astronomer' episode explains eclipses of the sun and why they can't be seen everywhere. |
![]() 10.14.05 What Causes an Eclipse of the Moon?This 'Ask an Astronomer' episode explains lunar eclipses. |
![]() 10.14.05 Why Does the Moon Look Like It Changes?Phases of the Moon are clearly explained in this 'Ask an Astronomer' episode. |
![]() 10.14.05 Can You Feel a Solar Wind?This 'Ask an Astronomer' segment attempts to explain what a solar wind is (and is not). |