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Asteroid missions on track to reach their destinations in 2018

18 January 2018 Stephen Clark

Pioneering spacecraft from NASA and the Japanese space agency promise to reveal two unexplored asteroids later this year, officials said Wednesday, beginning surveys that will culminate in daring descents to capture samples for return to Earth, where eager scientists await a hands-on look at the specimens.

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Plot thickens as New Horizons moves within year of next flyby

6 January 2018 Stephen Clark

The final days before NASA’s New Horizons probe barrels in on its next destination on Jan. 1, 2019, should prove eventful, with scientists trying to sort out whether a distant mini-world detected by the Hubble Space Telescope more than three years ago may actually be a swarm of icy objects.

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Cassini’s farewell to Saturn

26 November 2017 Stephen Clark

Two days before its final plunge into Saturn, the Cassini spacecraft turned its camera toward the ringed world to take a series of images for a colour mosaic, capturing a last evocative close-up until a new mission reaches the planet.