Anthony Duke, 14 Aug 2015, 6:04 AM UTC
Shooting star spectacle not over yet
The Perseid meteor shower has had enthusiastic star-gazers looking to the skies
around the world, but for those who've missed out, don't worry it's not quite over.
Every year the earth spins through the tail of a comet which throws small debris
through the outer reaches of our atmosphere. The debris is only small, with the
tiny pieces of rock only weighing about the same as a paperclip.
But despite their size, the debris encounters our atmosphere at immense speeds
of up to 200,000 km/h. The atmosphere acts like very thick syrup at these speeds
causing the rocks to burn brightly across the sky.
This year the shower is expected to last until August 24, but the 'peak' of the
shower occurred during the last couple of days. This is when the most number of
shooting stars per hour can be seen. Over the next few nights meteors will get
fewer and further between, but sky conditions across Australia present more
opportunities for stargazing.
High pressure will cover the nation at the weekend providing plenty of clear skies
tonight and Saturday night. Tonight, cloud over northern VIC, southern NSW and
eastern SA will make stargazing a little trickier, but this is expected to be clearer
for Saturday night.
Make sure you get outside of the bigger cities to avoid the light pollution and spot
the brightest stars. The moon is giving a helping hand too; not only is it a new
moon but it is setting in the evenings bringing dark, moonless night’ s.
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