
This week I bring you this startling image of the Lutetia asteroid, taken by the European Space Agency's Rosetta spacecraft. Lutetia is one of the largest asteroids in our solar system and has been a favorite of scientists in recent years.
Spectral analysis of the asteroid reveals that it is different in composition than virtually all other such objects in the solar system. Ultimately, it seems that this fascinating rock has provided more questions than answers. So when an opportunity presented itself for the Rosetta to make a flyby, very little convincing was needed.
The images captured, this one in particular, show interesting surface features. On the left side of the image a large indent reveals where a massive collision likely occurred in the distant past. Also, the composition of the surface appears powdery, another unique feature.
With talk from NASA of possible sending astronauts to an asteroid as a stepping stone to Mars, Lutetia could be an interesting choice as it is clearly unique in many ways. It would give scientists the opportunity to study the surface and collect samples which may reveal clues to the early solar system. But all of that is, of course, years away. For now, enjoy the image of the week.
Image Credit: ESA


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