We've all seen illustrations of the Solar System. They're in our school textbooks, on posters, on websites, on t-shirts... in…
I love anything that attempts to provide a sense of scale about the Solar System (see here and here for…
Caught on camera by NASA's Solar Dynamics Observatory, a prominence blazes hundreds of thousands of miles out from the Sun's surface (i.e.,…
So, how big is that space rock? Sometimes when I see data on sizes and distances in relation to stuff…
Measuring distance doesn't sound like a very challenging thing to do -- just pick your standard unit of choice and…