Bill Nye is retiring his kid show act in a bid to become more like his late professor, astronomer Carl Sagan. Can Bill show the world why science matters in a culture increasingly indifferent to evidence?
A GREAT QUEST is underway to discover Earthsize worlds in their stars’ habitable zones. Along the way, astronomers have been surprised to learn that the most typical size of planet in our galaxy is one with no counterpart in our own solar system.
CubeSats have made low-cost space missions a reality for universities and research groups. However, these tiny satellites lack propulsion. LightSail will demonstrate the viability of solar sailing for CubeSats.