Tag Archives: NASA

Island of Blue-Eyed People

Expert Logician

For a little Friday Fun I have a logic puzzle for you. I’ll give you the puzzle at the beginning of the post, detour to some unrelated topics (to act as a spoiler barrier), and then explain the puzzle in the latter part of the post. I would encourage you to stop reading and think about the puzzle first — it’s quite a challenge. (I couldn’t solve it.)

The puzzle involves an island with a population of 100 blue-eyed people, 100 brown-eyed people, and a very strange social practice. The logic involved is downright nefarious, and even after reading the explanation, I had to think about it for a bit to really see it. (I still think it’s twisted.)

To be honest, I’m kinda writing this to make sure I understand it!

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Saturn (Pluto) Jupiter

If you keep an eye on the night sky you may have noticed two bright “stars” to the south just around midnight. (To be precise: Jupiter is dead south at 11:02 pm; Saturn is dead south at 11:37 pm. By midnight they’ve moved slightly to the west.)

If you’re the type to keep an eye on the night sky, you likely already know those “stars” are Saturn (on the left) and Jupiter (on the right). What you may not know — and certainly can’t see — is that almost right smack dab between them is the former planet Pluto. All three just happen to be lined up nicely right now.

The New Horizons spacecraft is also out there, well beyond Pluto.

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Ultima Thule!

Congrats to NASA and the New Horizons team! Their brave space robot reached (the planet) Pluto, delivered awesome goods, and went on to explore a much more distant Kuiper belt object: 2014 MU69 (fondly nicknamed Ultima Thule).

It made the journey safely and sped past its destination (at 14 kilometers per second!) on New Year’s Day. We’ve gotten the first close pictures back of the most distant object ever seen by us denizens of the third big rock out.

It looks like a snowman. A red snowman.

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Physics: Big Strike Out!

diphoton bumpTo the dismay of physics geeks everywhere, theoretical particle physics struck out at the plate this year. Three swings, three misses. (Well, maybe one wasn’t really a swing. More a taken ball the umpire called a strike.) It was a crushing disappointment for those of us hoping for a rule-change to the game.

On the other hand, cosmology geeks got three recent home runs, so there was victory (with more coming!) for those who peer at the big and distant. On the other other hand, none of those were game-changers either. (They were just, you know, awesome.)

Since I follow both physics and cosmology, win some, lose some.

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Plutonic Star Tar!

There comes a time when words fail, and all you can do is stare in amazement. The Friday press conference from the New Horizons team had that effect on many of us. (I’m not the only one who wept with sheer joy.)

Pluto haze

From behind, the Sun illuminates Pluto’s 100 mi layer of haze. Having an atmosphere kinda makes it seem like a planet to me.

They say pictures are worth thousands of words, so I’ll let the pictures do most of the talking (click on any image to go to the source)…

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Pluto Presents!

Hot off the press! Check out Pluto’s first close up:

Pluto Surface 1

The young surface of Pluto (the planet)! [click for NASA source]

Those mountains are up to 11,000 feet high! And the surface looks to be roughly 100 million years old — extremely young compared to the four-and-a-half billion-year age of the solar system (and not a crater in sight!).

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Pluto (the planet)!

Pluto 2015-07-13

Pluto… like no one has ever seen it before!

(At least no one on Earth!)

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Pluto, All Stars, & Twins

New HorizonsOh, my! I mentioned last time that the Minnesota Twins, after a surprisingly good month of May, cooled down big time in June. Fans held their breath wondering how far the team would fall from the height reached in May. Now, with June behind us and July well under way, we can start breathing normally again.

The Twins lost ground in June but remained above the .500 mark (by five games!) by month’s end. But July seems to have brought an end to the ice-cold bats. The Twins are 8-4 in July as we begin the All-Star break.

But more importantly: It’s Pluto Day!

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Post #500!

500 posts

This blog is nearly four years old (I started on July 4th, 2011). This post makes it exactly 500 posts here on Logos Con Carne. To commemorate it, I’m giving myself the 500 Odometer Award (which I built myself from various electrons I had laying around).

As part of the party, this post consists of miscellaneous odds and ends that have intrigued me lately. I’ll leave it to you to decide which are the odds and which are the ends.

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Beating Swords into Rockets

Saturn V

Kudos and congratulations to Curiosity! The Mars Space Laboratory — the “rover” — is safely down on Mars. Other blogs have covered it in great detail, so I won’t go into it. The Bad Astronomer is a great place to start with anything space-related; here’s a good one, and here’s another. Maki, over at sci-ənce, has a really cute comic. And you can always count on Randall Monroe, over at xkcd, for a good take on it. (And speaking of xkcd and Mars, I’ve always loved this one.)

But I do just want to say, “Wow! This is really cool!”

And isn’t Curiosity an apt name for a mission designed to slake ours.

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