RocketSTEM Issue #7 - May 2014

Follow us online: facebook.com/RocketSTEM twitter.com/rocketstem www.rocketstem.org Contents 06 Editorial Staff Managing Editor: Chase Clark Astronomy Editor: Mike Barrett Photo Editor: J.L. Pickering Contributing Writers Mike Barrett • Lloyd Campbell Brenden Clark • Chase Clark Rich Holtzin • Joe Maness Sherry Valare • Amjad Zaidi Contributing Photographers Paul Alers • Mike Barrett Dennis Bonilla • Brenden Clark Lark Elliott • Aubrey Gemignani Dusty Hood • R. Hueso Bill Ingalls • Steve Jurvetson W. Keel • Justin Loeloff Kurt Raschke • Wade Sisler Contributing Graphic Artists C. Carreau • Boris Haeussler Alex Lutkus • Kevin Schawinski W. Stenzel • Mark Wall RocketSTEM Board of Directors Chase Clark • Brenden Clark Tim Brown • Nicole Solomon Anthony Fitch RocketSTEM • May 2014 Vol. 2 No. 3 Issue 7 (ISSN: 2326-0661) © 2014 All Rights Reserved (Classroom use permitted) RocketSTEM Media Foundation, Inc. P.O. Box 304409 Pensacola, Florida 32507 email: [email protected] On the Cover: Astrophysicist Brian Greene gives a presentation at the Smithsonian in Washington, D.C. Credit: Kurt Raschke Famed theoretical physicist and string theorist educates us on a variety of topics. Astrophotography Ready to photograph the stars? We give you a rundown on the equipment you need. All of our issues are available via a full-screen online reader at: www.issuu.com/rocketstem Brian Greene 22 Cassini A decade of discovery and images while orbiting Saturn, its rings and 62 moons. Jim Adams During his career at NASA, Adams has been involved with dozens of missions. 48 16 38 Zooniverse More than one million regular people are contributing to a multitude of science projects. Fly Me to the Moon Doing the math on Boeing’s alternate plan for taking humans to the Moon. Also Inside: 58 Earth Day Selfie . . . . . . . . . . IFC LDSD Being Tested . . . . . . . . . 46 Student Rocket Launch . . . . 02 Club Sandwich Moon . . . . . . 56 Cold Brown Dwarf . . . . . . . . . 03 Martian Crater . . . . . . . . . . . . 62 Venus Express . . . . . . . . . . . . . 04 EDC Student Winners . . . . . . 63 World Science U . . . . . . . . . . 10 Exomoon Found . . . . . . . . . . 64 Earth’s Twin . . . . . . . . . . . . . . 14 Land Ho! . . . . . . . . . . . . . . . . IBC Spinoff 2013 Book . . . . . . . . . 45 SLS Engine Testing . . . . . . . . BC 01 www.RocketSTEM .org 01

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