Lunar and Planetary Institute






LPI Earth and Space Science Newsletter

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Super-Earths Have Long-Lasting Oceans
New research suggests that planets 2 to 4 times more massive than Earth are better at establishing and maintaining oceans than our own Earth.

Redefining Galaxies
A NASA experiment has detected a surprising amount of infrared light between galaxies, which is thought to be from orphaned stars flung out of galaxies. The findings redefine what scientists think of as galaxies. Galaxies may not have a set boundary of stars, but instead stretch out to great distances, forming a vast, interconnected sea of stars.