Galaxies come in lots of shapes and sizes, but in general, we can group them into four flavors: spiral, elliptical, irregular (no real shape), and peculiar (definite shape, but weird). We can also say lots of general things for each class: spirals are flat and have lots of gas and dust, ellipticals are spheroids with very
Posted by Bad Astronomy
Viewing Space in Three DimensionsThese days you see the term “3D” attached to just about anything that somebody wants to sell you. It's kind of over-hyped for a lot of things — like toothpaste. Yep, I saw an ad for toothpaste that hyped it's “3D”-ness. And there are 3D movies and glasses and all that.
Posted by TheSpacewriter's Ramblings
I'm a Craig Ferguson man, truth be told, but I have to give Jimmy Fallon major props for devoting major time to Milky J this week. C'mon, you remember Milky J: he's the Hubble Gotchu guy. He was on Fallon's show again this week, but this time got some bad news: Hubble will be replaced
Posted by Bad Astronomy
Hyper-Velocity Star Wanders in the Wrong NeighborhoodWhat happens when a little group of stars traveling together through the galaxy find themselves in the wrong neighborhood? If it's the hyper-velocity (meaning super-fast, moving at 2. 5 million kilometers per hour, or three times the Sun's velocity through space) hot blue, supermassive star HE 0437-5439, then the scenario
Posted by TheSpacewriter's Ramblings
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