Picture This

Tim Peake’s ISS view of the waxing Moon

12 February 2016 Astronomy Now

In this image we see the young lunar crescent as seen from the International Space Station by ESA astronaut Tim Peake on 9 February 2016. At the time of the photograph the Moon was just 1.2 days old. Features on the Earth-facing side of the Moon not directly illuminated by the Sun are glowing softly due to earthshine, light reflected onto the Moon from our planet.

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Cosmic tsunami wakes up comatose galaxies

24 April 2015 Astronomy Now

An international team of astronomers have discovered sleeping galaxies that stopped forming stars in the distant past can be rejuvinated when clusters of galaxies merge, generating a cosmic shock wave that triggers the birth of a new generation of stars.