Earth’s Shadow Visualized with Lunar EclipsesWhat’s creating this giant hole in space? This is not a black hole — it’s a shadow. It’s Earth’s shadow. Since at least the time of Aristotle, people have noted that Earth’s dark shadow on the Moon during a partial lunar eclipse is circular — although never a whole circle. Using modern digital t…Read More

Comet 220P in OutburstComet 220P is unexpectedly bright. Normally, periodic Comet 220P/McNaught is so dim that to see it requires a telescope. Two surprising outbursts this year, however, have made it about 20,000 times brighter than usual, so that it is now visible with binoculars and long-duration camera exposures. As expected, Comet 220P…Read More

Hey fellow Stargate fans! I’ve been rewatching the series and diving deep into some theories. Do you think the Stargate could lead to parallel universes? The possibilities are endless! Can’t wait to hear your thoughts on this mind-bending topic.

Cassini Approaches SaturnWhat would it look like to approach the grand planet Saturn? One doesn’t have to just imagine — the Cassini spacecraft did just this in 2004, recording thousands of images along the way, and hundreds of thousands more since entering orbit. Some of Cassini’s early images have been digitally tweaked, cropped, and compiled…Read More

Cassini Approaches SaturnWhat would it look like to approach the grand planet Saturn? One doesn’t have to just imagine — the Cassini spacecraft did just this in 2004, recording thousands of images along the way, and hundreds of thousands more since entering orbit. Some of Cassini’s early images have been digitally tweaked, cropped, and compiled…Read More