I've generally used the dates of the publication of the composites instead of the dates the pictures were taken in their raw ...

Our solar system's journey around the center of the Milky Way takes it through varying galactic environments, and one may have had a lasting impact on Earth's climate, according to a new study.

For a few evenings around 28 February, every planet in the solar system will be visible in the night sky, thanks to a rare great planetary alignment. Here's how to make sure you don't miss this ...

do such alignments have any impact here on Earth? Or might they have a use for increasing our understanding of our Solar System and beyond? In fact, says Millard, "it's just happenstance that they ...