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Apollo 1: The Fire That Shocked NASA

The Apollo 1 Command Module after the fire that claimed the lives of Gus Grissom, Ed White, and Roger Chaffee. Credit: NASA. NASA s Apollo program began with one of the worst disasters the organization has ever faced

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Mass is energy

Some say that the reason you can't travel faster than light is that your mass will increase as your speed approaches light speed – so, regardless of how much energy your star drive can generate, you reach a point where no amount of energy can further accelerate your spacecraft because its mass is approaching infinite.

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Clock Ticks for Phobos-Grunt Mars Mission

On November 8th, Russia launched a probe toward the tiny Martian moon Phobos. The launch was picture-perfect, and the spacecraft, called Phobos–Grunt, soared into the night sky over Kazakhstan. [More]

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Planetary Pretender: Asteroid Vesta Has Planet-Like Features

NANTES, France--Asteroids are often considered debris, the scraps and odd lumps that went unused in the forming of the planets. But when it comes to Vesta, one of the largest asteroids in our solar system, Chris Russell hardly considers the rock a mere castoff.

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The shuttle program counts down ’til the end

KENNEDY SPACE CENTER--If I'd jumped, I could have touched the belly of the Discovery. Of course, I would have then been escorted unceremoniously from the Orbiter Processing Facility. But I was that close.

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