NASA launched the Mars Global Surveyor toward the Red Planet, beginning a mission that would map Mars in unprecedented detail for nearly a decade.

NASA launched the Mars Pathfinder mission, carrying the small rover Sojourner, which would become the first wheeled vehicle to operate on another planet.

Nations finalize preparations as the international Chemical Weapons Convention organization gears up ahead of its full entry into force in 1997.

NASA launched Mars Pathfinder atop a Delta II rocket, sending a lander and the microwave-oven-sized rover Sojourner toward the Red Planet.

The New York Times and Washington Post jointly published the Unabomber's 35,000-word manifesto, a decision that helped lead to his capture.

NASA's Galileo spacecraft made its first close flyby of Jupiter's icy moon Europa, capturing detailed images hinting at a subsurface ocean beneath its cracked, frozen crust.