comet

Tag archives for comet

Ask Ethan #8: The Comet of the Century?

“I have just gone over my comet computations again, and it is humiliating to perceive how very little more I know than I did seven years ago when I first did this kind of work.” -Maria Mitchell Well, it’s getting close to the end of October, the Moon is waning towards its new phase, and…

Ask Ethan #2: Meet the Oort Cloud

“The great oak of Astronomy has been felled, and we are lost without its shadow.” -Subrahmanyan Chandrasekhar, on the passing of Jan Oort In our new semi-regular series, readers from all over the world (and in low-Earth orbit, too, because why not!) are invited to send in their questions and suggestions for a chance to…

“Stuff that’s hidden and murky and ambiguous is scary because you don’t know what it does.” -Jerry Garcia Earlier this month, one of my favorite musical artist of all-time would have turned seventy. This weekend, I’m off at a fantastic music festival where they’re celebrating the life of Jerry Garcia, and in addition to being the…