July 13, 1969: Luna 15 launches

On July 13, 1969, the Soviet Union launched Luna 15, an unmanned spacecraft seen as a rival to the American Apollo 11 mission, which launched just three days later. Luna 15’s goal was to land on the Moon, collect rock samples, and return to Earth before the Apollo astronauts. But […]

With Trump set to speak at an energy and AI summit at Carnegie Mellon, a look at plans to turn some shuttered mill sites in Pittsburgh into AI data centers (Kris Maher/Wall Street Journal)

Kris Maher / Wall Street Journal: With Trump set to speak at an energy and AI summit at Carnegie Mellon, a look at plans to turn some shuttered mill sites in Pittsburgh into AI data centers  —  Two Trump visits span city’s legacy industry, higher-tech pursuits  —  | Photographs and […]

July 12, 1988: Phobos 2 launches

The Soviet Union launched Phobos 2 on July 12, 1988, the second of two uncrewed probes designed to study Mars, moons Phobos and Deimos, the Sun, and the interplanetary environment. Each probe was equipped with 25 instruments including high-energy detectors; X-ray and solar photometers; infrared, ultrasound, and gamma-ray spectrometers; and […]

Advances in NASA Imaging Changed How World Sees Mars

Sixty years ago, NASA’s Mariner 4 captured groundbreaking views of the Red Planet, leading to a steady stream of advances in the cameras used to study other worlds. In 1965, NASA’s Mariner 4 mission brought Mars into American living rooms, where TV sets showed fuzzy black-and-white images of a cratered […]