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Updated Kepler catalog contains 219 new exoplanet candidates

21 June 2017 Stephen Clark

Scientists have published a catalog of exoplanet discoveries made by NASA’s Kepler space telescope, identifying 219 previously-unknown planet candidates circling stars elsewhere in the galaxy, including 10 would-be worlds that appear to be about the same size of Earth with temperatures potentially hospitable for life.

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Cassini survives closest brush with Saturn’s inner ring

30 May 2017 Stephen Clark

Barreling through space near the inner edge of Saturn’s wispy D ring, NASA’s Cassini spacecraft shielded itself from bits of ice and dust Sunday as the probe made its most dangerous plunge close to the planet, collecting spectacular edge-on views of Saturn’s rings with an on-board camera.

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Jupiter surprises in first trove of data from NASA’s Juno mission

27 May 2017 Stephen Clark

The first months of observations of the solar system’s biggest planet from NASA’s Juno spacecraft have revealed huge swirling polar cyclones, previously-undetected structures and motions beneath Jupiter’s distinctive clouds, and the first evidence for what lies at the core of the gas giant, scientists said Thursday.

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Earlier launch of NASA’s Psyche mission touted as cost-saving measure

26 May 2017 Stephen Clark

A NASA spacecraft set to explore a metallic asteroid for the first time will launch in 2022, a year earlier than originally planned, and reach its destination in 2026, four years ahead of schedule, giving ground teams a shorter wait for the mission’s scientific payoff and shaving $100 million off the project’s total cost, officials said Wednesday.