Feed on
Posts
Comments

Tag Archive 'apod'

I once heard an interesting story about a group of scientists that had written some improbably small thing on a metal platter, something like the IBM logo written in individual xenon atoms. And here’s what they learned: it was easy enough to write something tiny, but having written it, it took them several hours to [...]

Read Full Post »

Two faces of a moon

“Japetus is unique in the Solar System—you know this already, of course, but like all the astronomers of the last three hundred years, you’ve probably given it little thought. So let me remind you that Cassini—who discovered Japetus in 1671—also observed that it was six times brighter on one side of its orbit than the [...]

Read Full Post »

Spongy Hyperion

There’s something beautifully disturbing about Saturn’s moon Hyperion. It looks like the kind of place H.P. Lovecraft would write about. Check out this Astronomy Picture of the Day as snapped by our robot friend Cassini. I love getting postcards from other planets. We need more robots and fewer astronauts!

Read Full Post »

Come fly with me

More joys of the Astronomy Picture of the Day, a.k.a. APOD. I think this must be one of the best (and most cost effective) public relations efforts ever managed by NASA. I used to work at NASA Ames Research Center, and I remember how important PR was, given their steady diet of taxpayer’s cash. It’s [...]

Read Full Post »