Our friendly, neighborhood star undergoes a major change every 11 years. The last occurred in 2014. Learn what happens when the sun’s magnetic poles flip and how this affects us.
Commentary & News
Learn about current events in space exploration and travel, as well as meteor showers, eclipses and other astronomical events. Our experts offer their comments on space travel development in the US and around the world. Learn about rocket ships, space junk, planets, solar systems and more. Is there really life out there on other planets? Discuss it here.