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Space

Ageing satellites to hit GPS accuracy

Don't take your satnav for granted – existing satellites are ageing, while replacements are behind schedule and over budget, according to a report

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Mars rover may not escape sand trap for weeks

Space

Mars rover may not escape sand trap for weeks

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Space shuttle launches on last mission to Hubble

Space

Space shuttle launches on last mission to Hubble

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Earth science gets boost in NASA budget

Earth

Earth science gets boost in NASA budget

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Obama orders review of NASA's post-shuttle plans

Space

Obama orders review of NASA's post-shuttle plans

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Nuclear fuel for spacecraft set to run out in 2018

Space

Nuclear fuel for spacecraft set to run out in 2018

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Evolving autopilots could boost space slingshots

Space

Evolving autopilots could boost space slingshots

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NASA may abandon plans for moon base

Space

NASA may abandon plans for moon base

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Herschel and Planck: The countdown begins

Space

Herschel and Planck: The countdown begins

Comment

Experts urge US to share data on satellite orbits

Space

Experts urge US to share data on satellite orbits

The US government's reluctance thus far to share data about the satellites it is tracking is hampering efforts to prevent collisions in space

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Space

NASA gears up for its last mission to Hubble

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Space

Where next for NASA?

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Space

NASA may need extra $30b to stay on schedule to moon

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Life

Kepler gets first glimpse of its planetary hunting ground

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