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Dwarf planet Makemake laid bare

Astronomers have obtained an important first look at the dwarf planet Makemake - finding it has no atmosphere. One of five such dwarfs in our Solar System including former planet Pluto, Makemake had until now eluded study. But in April 2011, it passed between the Earth and a distant star, and astronomers used seven telescopes to study how the star's light was changed.

 

It's not lunacy: Not-a-planet Pluto boasts 5 moons

Pluto Moons

Pluto may have been kicked out of the planet club, but it has gained yet another companion. Scientists announced Wednesday the discovery of the smallest moon yet around the icy orb, bringing the tally of known moons to five. "We're not finished searching yet," said Hal Weaver of Johns Hopkins University, who thinks there may be more lurking.

 

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