On Sunday September 7th there will be the chance to see the last Lunar Eclipse of the year. To see the event, you need to be looking towards the east or southeast horizon at around 7.30pm. And there is more, the Northern Lights might be visible as well.
An eclipse of the Moon occurs when the moon passes into the shadow cast by the Earth. The Moon does not shine it reflects the sunlight that strikes it. Moonlight is reflected sunlight.
When the Moon is in the Earth’s shadow light from the Sun
can still reach it buy passing through the atmosphere of the Earth, however the
blue end of the spectrum is blocked by the atmosphere while the red end passes
through, this means that the normal white coloured moon turns into a wonderful
coppery red coloured moon.
Although totality for this eclipse lasts 82 minutes which will
be seen in some parts of the world, in Britain, we will see the very end of the
total phase as the Moon rises. Moonrise is at around 7.30pm at about the same
time that totality finishes, however for the next hour or so it will still be
possible to see a slightly less red looking partially eclipsed moon rising in
the sky.
You will need a very clear east or southeast horizon to see the eclipse any hills trees of large buildings will block your view.
And as if that was not enough for one evening the Sun on September
4th unleashed a CME or Coronal Mass Ejection which is a mass
ejection of magnetic material that is scheduled to hit the Earth on the evening
of September 7th later in the evening after the eclipse.
If we are lucky we might an eclipse of the Moon and a display of the Northern Lights all on one
evening To see the Northern Lights look
after about 9.30pm to the north and you might see the northern lights.
If it is cloudy on Sunday evening both the eclipse and the Northern
Lights may not be seen.
www.theramblingastronomer.co.uk



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