"There's very strong evidence that the ingredients for life exist on Europa, but we have to go there to find out." ...

By staring into the hellish landscape of Jupiter's moon Io—the most volcanically active location in the solar system—Cornell ...

The new study asserts that Earth's ring formed around 466 million years ago, and stuck around for around 40 million years ...

NASA's Voyager 1 spacecraft took a photo of Earth and the moon. It was the first time both the Earth and the moon were captured in a single frame. At the time, Voyager 1 was more than 7 million miles ...