In this special exploration issue of Sky’s Up, Astronaut Story Musgrave answers 10 Questions posed by 5th graders and JPL astronomer Steve Edberg provides a comprehensive look at the past, present and future of space exploration. Additional features include a preview of the 2017 solar eclipse, a STEM activity with a tasty twist, a detailed tour of some of the Moon’s standout features, columns, an astrophotography gallery, event calendars, star maps and more. 更多
