An asteroid flying on Earth this weekend is so big that it has its own moon



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The Earth will not receive one but two visitors of space this weekend.

Astronomers expect that an asteroid known as 1999 KW4 will sweep the Earth around 7:05 pm. HE Saturday – and when it does, he will take away his own moon.

"It's probably one of the closest binary flybys in recent history," said global scientist Vishnu Reddy NBC News. "That's what makes it a very interesting target."

The 1999 KW4 asteroid is 1.5 kilometers wide. It's about three times the size of its moon, which has a width of about 0.5 km (0.3 miles).

Even at their closest, the rocks in the space will still be more than 3 million kilometers, so do not worry about their impact on the Earth. In fact, they will not even come close enough to see the naked eye.

Nevertheless, the pair will not be closer to Earth until 2036. If you want to have a glimpse of the dynamic duo, be sure to prepare your telescope on Saturday night.

This article was originally published by Futurism. Read the original article.

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