Here is a photo of what are called "star trails". They are time photos taken while slowly changing the focus. Note the differing colors. These can be analyzed to show the stars composition, and thus, its age.
Tuesday, July 6, 2004
July 6, 2004
JZ and I went to U-Pick, the junkyard that charges you to do your own salvage. It does not say what was broken. But for some reason, I sent Marion $70 for "rent". Rent what? She's richer than I'll ever be.
Here is a photo of what are called "star trails". They are time photos taken while slowly changing the focus. Note the differing colors. These can be analyzed to show the stars composition, and thus, its age.
Here is a photo of what are called "star trails". They are time photos taken while slowly changing the focus. Note the differing colors. These can be analyzed to show the stars composition, and thus, its age.
