Earth&Sky:2009年2月可以看到五顆行星

聽寫填空,只寫填空內(nèi)容,不抄全文,4個單詞/詞組+1個句子,不用寫標號~

Tuesday, February 17, 2009.

It'll be possible to spot all five visible planets tonight.

You'll need to look outside just after sunset to see Venus, by far the brightest of these five worlds. If you do look shortly after the sun goes down, Venus is easily seen in the west. An hour or two after sunset, Saturn will shine in the east. [----1----]

The other three planets – Mercury, Mars and Jupiter – won't climb into the sky until the [----2----] before sunrise. You'll have to be up at or before dawn to catch these morning planets. Throughout February, these wandering worlds will move with respect to each other in the eastern predawn sky. Tomorrow, Jupiter and Mars will [----3----]. A week from now, Jupiter will be closer to Mercury. By the month's end, Mercury will pair up with Mars.

How soon you see this trio of planets before sunrise will depend on where you live worldwide. In the southern [----4----], Mercury, Mars and Jupiter will climb above the horizon when it's still dark – before morning twilight starts to color the sky. In the northern hemisphere, this [----5----] threesome will be somewhat obscured in the glow of dawn.

For a sky chart and more information with us at E&

I'm Joel Block, and I'm Deborah Byrd from E&S, a clear voice for science. We are at E&S. org.

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