While Venus and Mercury have no moons, Mars has two, while Saturn and Jupiter have more than 60 each.

尽管金星和水星没有卫星，火星却有两个卫星，更别提各有超过60个卫星的土星和木星。

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Of course on April 15, Venus and Mercury were joined by a young crescent Moon.

当然4月15日小月龄的蛾眉月加入了金星和水星的会合。

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Then on Wednesday May, 11, Jupiter, Venus and Mercury will be in a very straight line ", said David L." DeBruyn.

5月11日(周三)那天，木星、金星和水星将形成一条笔直的线。

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He began a program of observing not only Mars, but also Venus and Mercury.

VOA: special.2010.07.11

The Mauni Amavasya is a day when sun, moon, Venus and Mercury are in the zodiac of Capricorn, a rare but perfect alignment of planets, devotees believe.

BBC: Spiritual cleansing at Mela Bathers at Mela

That means only Mercury and Venus (and our moon) can cause eclipses from a vantage point on the Earth.

CNN: A transit of Venus, an age of wondrous science

"It happened probably right at the end of the formation of the four terrestrial planets - Mercury, Venus, Earth and Mars, " said Craig Agnor, a co-author on the Francis Nimmo study.

BBC: Mars' two-faced riddle 'solved'