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Mercury in transit

The solar system's smallest and most remarkable planet, Mercury, will cross the face of the sun on May 9 – offering a great opportunity for people in many places across the world to see it.

dateMay 05, 2016 in Space Exploration
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Our sun may have eaten a super-Earth for breakfast

Our solar system sure seems like an orderly place. The orbits of the planets are predictable enough that we can send spacecraft on multi-year journeys to them and they will reliably reach their destinations. But we've only ...

dateApr 22, 2016 in Astronomy
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Video: SDO spies an elongated coronal hole

A long coronal hole can be seen right down the middle of the sun in this video captured by NASA's Solar Dynamics Observatory on March 23-25, 2016. Coronal holes are areas on the sun where the solar magnetic field extends ...

dateApr 11, 2016 in Space Exploration
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