Q&A with Jonathan Lunine on Enceladus’ prospects for life

Greg Wyler has corralled blue-chip companies to invest in his dream to beam affordable broadband Internet signals around the world, a mission he sees as a prerequisite to providing billions of unconnected, underserved people with the tools necessary to succeed in a modern marketplace of goods, services and information.

Jamie Bock, a professor of physics at Caltech, is principal investigator of the SPHEREx astrophysics mission selected by NASA on Feb. 13 as the next medium-class mission in the agency’s line of Explorer probes.

Science teams from across the United States have submitted 28 proposals for missions to explore the moons of Jupiter and Saturn, touch the asteroid-like satellites orbiting Mars, visit unseen worlds and hunt for objects that could strike Earth one day.