Space & PhysicsDecember 1, 2017
Pluto’s Secrets Revealed
NASA's New Horizons changed everything we thought we knew about this distant planet
Stories by S. Alan Stern
S. Alan Stern is a planetary scientist and associate vice president of the space science and engineering division at the Southwest Research Institute. He is principal investigator of the New Horizons mission and a former director of NASA's Science Mission Directorate.
April 1, 2013
Commercial Spaceflight Companies Will Revolutionize Space Science
Private spaceflights aren't just for well-heeled tourists. The nascent commercial space industry is poised to revolutionize research as well
Space & PhysicsSeptember 1, 2003
Journey to the Farthest Planet
Space & PhysicsMay 1, 2002
Journey to the Farthest Planet
Scientists are finally preparing to send a spacecraft to Pluto and the Kuiper Belt, the last unexplored region of our planetary system.