The icy Jovian moon has a strange surface -- regions of flat ice interrupted by chaotic terrain. What causes the chaos? Europa's internal heat convection may hold the key. Continue reading →
How does a country preserve its mark on the moon for decades to come? It may not seem like the moon is a busy space-traffic hub these days, but in the not-too-distant future, that could change.
Corporations are interested in partnering with NASA for lunar and other deep-space initiatives, but will want property rights in exchange, a NASA-commissioned report released on Tuesday shows. Continue reading →
On July 19, NASA's Cassini Saturn orbiter drifted behind the ringed gas giant, photographing this mosaic of Saturn blocking the sun -- Earth, Venus and Mars also appeared, as tiny specks of distant light.
The equator of Europa and other icy moons of Jupiter may have some especially bizarre, spiky landscapes that would be big trouble for landing spacecraft.
A bright inner moon of Neptune that has been missing in action since 1989 has been spotted. Continue reading →
The moon is constantly changing through a cycle of phases; what can you see during each phase and why are they important?
The moon is quite a bit younger than scientists had previously believed.
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