
70 Years Since the First A-Bomb, Humanity Still Lives in Its Afterglow
Iran’s attempt to develop nuclear weapons will not be the last challenge faced in a journey that began with the world’s first fission bomb test during World War II

70 Years Since the First A-Bomb, Humanity Still Lives in Its Afterglow
Iran’s attempt to develop nuclear weapons will not be the last challenge faced in a journey that began with the world’s first fission bomb test during World War II

Pluto Mission Finally Calls Home
At 8:52 P.M. Eastern time, July 14, 2015, an all's-well signal from the New Horizons spacecraft finished its 4.5-hour, three-billion-mile trip from near Pluto through the solar system to alert mission control on Earth that it was in working order and had succeeded in gathering data


Pluto, Ready for Your Close-Up!
At just before 7:50 A.M. today, July 14, 2015, the New Horizons spacecraft made its closest approach to Pluto. After a 9.5-year, three-billion-mile voyage, the ship got within about 7,750 miles from the surface

SpaceX Rocket Failure Threatens Support for Commercial Spaceflight
The destruction of an unmanned rocket Sunday comes at a tricky time for NASA and the International Space Station

Restore Research to Preserve the American Dream
Norman Augustine, former CEO of Lockheed Martin and former undersecretary of the Army talks about the report he co-chaired for the American Academy of Arts & Sciences, "Restoring the Foundation: The Vital Role of Research in Preserving the American Dream"

Making Space for Everyone: A Q&A with BoldlyGo's Jon Morse
NASA’s former director of astrophysics plans to revolutionize space science with agile, privately funded missions

8 Spacecraft That Have Been Rescued, Resurrected and Repurposed
In celebration of the Philae lander waking up from its long slumber, we take a look back at other spacecraft that have experienced resurrections

Rocket Fuel: Firing the Space Launch System's Engines [Video]
Controversy aside, work on NASA’s next deep-space rocket continues unabated

Inside NASA's New $18-Billion Deep-Space Rocket
Is NASA's Space Launch System a flying piece of congressional pork or our best shot at getting humans to deep space?

Flight Takes Off across the Pacific Powered Only by Sunshine
A solar-powered plane will fly for an estimated five days and nights—or ditch in the ocean

Launch of First Private Solar Sail–Powered Spacecraft Set for Wednesday [Video]
With its LightSail project, the Planetary Society aims to take the next step in its decades-long quest to transform spaceflight

First Mars Rovers Designed by Soviets - It Happened in Space
Overshadowed by the success of NASA's Mars rover missions, few recall that the USSR once had its own rover program.