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Are super-Earths more friendly to life than we thought?
The inner core of the Earth is a solid spinning ball of mostly iron, almost the size of the Moon. Temperatures on the surface of the inner core can reach close to those at the surface of the Sun. The next layer, the outer core,... click to read more
To See a World in a Grain of Interplanetary Dust
With each new spacecraft launch, we become more familiar with today's Solar System, from our nearest neighbor planets to those in cold and distant outer orbits, yet the details of how the Solar System formed and evolved to its present state remain a mystery. We... click to read more