Stargazers will be treated to a rare alignment of seven planets on 28 February when Mercury joins six other planets that are already visible in the night sky. Here's why it matters to scientists.
Six of our cosmic neighbors are expected to line up across the night sky tonight, in what has been dubbed a "planetary parade". Throughout much of January and February, Venus, Mars, Jupiter ...
improving our understanding of planet formation and potentially shedding light on the origins of our own solar system," says David Cont from the Ludwig Maximilian University of Munich, Germany ...