As recently as 1997, we discovered that another body, 3753 Cruithne, is what’s called a quasi-orbital satellite of Earth. This simply means that Cruithne doesn’t loop around the Earth in a nice ...

While this is a sexy title that others have used in the past, it's not an accurate description for this asteroid, called 3753 Cruithne, circled in orange in the five-series image above.

While this is a sexy title that others have used in the past, it's not an accurate description for this asteroid, called 3753 Cruithne, circled in orange in the five-series image above.

Duncan Forgan, a research fellow at the University of St. Andrews, recently wrote about one such object called 3753 Cruithne (pronounced krooy-nyuh) on The Conversation, where he's calling it a ...

Our familiar, and only true, Moon -- the only photos of the 'second moon' are of a distant, blurry object Alan Copson/JAI/Corbis The Moon isn’t alone in the sky.

As recently as 1997, we discovered that another body, 3753 Cruithne, is a quasi-orbital satellite of Earth. This simply means that Cruithne doesn’t loop around the Earth in a nice ellipse in the ...

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As recently as 1997, we discovered that another body, 3753 Cruithne, ... Cruithne is expected to undergo a rather close encounter with Venus in about 8,000 years, however.

As recently as 1997, we discovered that another body, 3753 Cruithne, is what’s called a quasi-orbital satellite of Earth. This simply means that Cruithne doesn’t loop around the Earth in a nice ...

Duncan Forgan, a research fellow at the University of St. Andrews, recently wrote about one such object called 3753 Cruithne (pronounced krooy-nyuh) on The Conversation, where he's calling it a ...

Near-Earth Asteroid 3753 Cruithne. Watch on . But if you look down on the solar system from above the sun and watch both the Earth and Cruithne spin through space, it looks like this: ...

Courtesy of James BauerDuncan Forgan, a research fellow at the University of St. Andrews, recently wrote in The Conversationxa0about Earths second moon.