what is known reveals what is unknown
I discovered this video today thanks to a post on Facebook by Ian Culbard. It’s wonderful. It’s a vivid demonstration of how we are just a speck in the known universe, and how much we have yet to learn about the cosmos. Congratulations to the American Museum of Natural History for putting this together, and injecting a sense of awe into my day.
milky way time-lapse
I love good time-lapse videos, but this one by Randy Halverson at Dakotalapse ticks all the boxes. It offers a sublime glimpse into the reality of our planet’s part in the galaxy: a speck among a panoply of celestial bodies. It’s pure inspiration. If this gives you the impulse to try out time-lapse photography then check out a useful post on NightSkyPix with an extensive tutorial.
a journey through time and space
This is a video of VLT (Very Large Telescope) HD Timelapse Footage, taken on location by Stephane Guisard and Jose Francisco Salgado. I found my way to this glorious piece of video via the Astronomy Picture of the Day web site, although this is the longer version of the one featured on that site. Here’s some accompanying text explaining how this video was achieved: The frames have been digitally rotated so that it is the stars that stay (approximately) steady, and the Earth that moves beneath them. The video dramatically shows the actual rotation of the Earth, called diurnal motion, in a clear and moving way, as if the camera…