Related topics: satellite

A proposal for Juno to observe the volcanoes of Io

Jupiter may be the largest planet in the solar system with a diameter 11 times that of Earth, but it pales in comparison to its own magnetosphere. The planet's magnetic domain extends sunward at least 3 million miles (5 million ...

Small troughs growing on Mars may become 'spiders'

Erosion-carved troughs that grow and branch during multiple Martian years may be infant versions of larger features known as Martian "spiders," which are radially patterned channels found only in the south polar region of ...

Jupiter returns as king of the night sky

Since January, there have not been any planets to see in the evening sky. Instead, all five bright planets have been visible in the early hours before sunrise. But now Jupiter, the king of the planets, is making a return ...

How long is a day on Mars?

Mars represents something of a conundrum for scientists. In many respects, it is significantly different from Earth. It's cold, it's dry, there is little atmosphere or precipitation to speak of, and nothing grows there. ...

Farming water on Mars

Mars is a different place than Earth. There is water on Mars, more than the Moon, but lots less than on our own world. But the water on Mars is the same H2O we have here, and we should use it when we travel to Mars and set ...

Image: Agricultural fires stretch completely across Africa

Four different passes by the Aqua satellite over the course of a day results in this stitched together image of the fires that span across central Africa. The polar orbit of the Aqua satellite takes swaths of images which ...

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