
How Satellite Laser Ranging Got its Start 50 Years Ago
Fifty years ago, NASA announced the first successful tracking of a satellite using a laser, a technique now standard for precisely determining satellite orbits.
The landmark experiments were c ... more
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After Mars, India space chief aims for the moon
India now has its sights set on low-budget missions to the moon and the sun after becoming the first country in Asia to reach Mars, the head of its space agency said Tuesday. ... more
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Ex-US climate envoy: Trump threatening 'consensus science' worldwide
How did an Indian zoo get the world's most endangered great ape?
Australian scientists grapple with 'despicable' butterfly heist
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Cassini Sails into New Ocean Adventures on Titan
NASA's Cassini mission continues its adventures in extraterrestrial oceanography with new findings about the hydrocarbon seas on Saturn's moon Titan. During a flyby in August, the spacecraft sounded ... more
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Joint team reveals asteroid's size for the first time
When the double asteroid Patroclus-Menoetius passed directly in front of a star on the night of Oct. 20, a team of volunteer astronomers across the U.S. was waiting.
Observing the event, known ... more
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Tail discovered on long-known asteroid
A two-person team of Carnegie's Scott Sheppard and Chadwick Trujillo of the Gemini Observatory has discovered a new active asteroid, called 62412, in the Solar System's main asteroid belt between Ma ... more
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Follow the Dust to Find Planets
Researchers studying what appears to be a beefed-up version of our solar system have discovered that it is encased in a halo of fine dust. The findings are based on infrared data from NASA's Spitzer ... more
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China publishes Earth, Moon photos taken by lunar orbiter
China on Monday published photos of the Earth and Moon together taken by the orbiting service module of the country's returned unmanned lunar orbiter.
The photos were taken Sunday by the servi ... more
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