Century's longest total lunar eclipse and Great Planetary parade on Saturday

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The total phase of the eclipse - called the totality - spanned one hour, 42 minutes and 57 seconds.

For viewers in India, the eclipse, both partial and the total, will be visible in its entirety from all parts of the country. This was the longest "blood moon" eclipse of the 21st century and the next one won't be until 2123.

In Delhi, some 2,000 stargazers were at the Nehru Planetarium to witness total lunar eclipse.

Only the refracted red light, with longer wavelength, travels the distance and passes to the moon and other colours are filtered out.

Graphic Shows Visibility
This graphic shows the visibility of the

In Melbourne, the blood moon could still be seen over the western horizon after 6am. But the indirect sunlight is refracted by the earth's atmosphere.

The eclipse will be visible in Australia, Africa, Asia, Europe and South America. You also are in luck on that last point, because it is safe to look at the blood moon without special eye protection - NASA says so.

Although Mars is visible in the night sky all year round, it will be extremely bright on July 27.

Brits will be able to view the moon for around 103 minutes as the moon moves through the Earth's shadow.

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Skywatchers around much of the world are being treated to a complete lunar eclipse Friday.

"When a planet is at opposition, the planet is completely opposite the sun in the sky", said Kevin Mackay, an astronomy and physics instructor at the University of South Florida.

In Sydney, crowds gathered to watch the Moon turn red above the city's distinctive skyline.

"Because it's a full moon also today (Friday), that means that it'll be dead easy to pick out Mars in the sky because you'll just see a bright orange star right beside the full moon", said Mackay.

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The eclipse will not be visible to residents of the USA as by the time the moon rises at night in the USA, it will have already completed its journey through Earth's shadow, or Umbra.

The total lunar eclipse, which turns the moon blood-red, has particularly been a source of dread and panic for people who did not comprehend the circumstances that led to this "strange" phenomenon. But they must clock 72 years to observe the eclipse.

Priyanka Gupta, facilitator from Delhi's Manav Rachna School, showed various lunar eclipse slides and answered the children's queries.

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