Sometimes, the best innovative ideas come from synthesizing two previous ones. We've reported before on the idea of having a balloon explore the atmosphere of Venus, and we closely watched the ...

while Venus is almost as big as Earth with a much thicker atmosphere. Data from Mars has been crucial to understanding the effect that solar wind – energetic particles from the Sun – and ...

In the depth of winter, a sweeping view of our solar system will glow in the night sky. In total six planets will be visible, ...

a large planetary conjunction involving four planets — Venus, Saturn, Jupiter and Mars — will be visible with the naked eye, according to NASA. Here’s what to know about the unique solar ...