"It's a real mystery," Tiscareno said. "I think we make a strong case that it's not a ring of solid material around the moon.

“这真是个迷，”提斯凯尔诺说道。“我认为我们制造了一个奇案，卫星周围没有固体物质的环。”

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As the Moon blocked just the central portion of the Sun, people looking skyward would have seen a fiery ring around the Moon's perimeter, what is known as an annular eclipse.

当月亮正好阻挡住太阳中心的一部分，人们会看太阳像燃烧的圆环环绕在月球的周边，这就是日环食。

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An annular eclipse occurs when the moon does not cover the entire disc of the sun so that a ring of light encircles the shadow of the moon.

当月亮不能完全遮住太阳时，月亮影子的周围就会有一圈亮光，日环食就发生了。

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As usual, Hatton comes into the ring to a punk version of Blue Moon - and the London crowd are almost as receptive as Hatton's Manchester following.

BBC: SPORT | Boxing | Live: Hatton v Oliveira

The more easily visible outlier in Saturn's famous bands of ice and dust is its E-ring, which encompasses the orbit of the moon Enceladus.

BBC: New ring detected around Saturn

During his 32nd solar eclipse observation, the Harvard-trained astronomer is to study the elusive coronal ring, the outer atmosphere of the sun, which can only be seen when the moon blots out the solar disk.

CNN: Africa awaits total eclipse of the sun