Mar 03 2010

Bully for ESO 306-17

Tag: Astrophysics, Galaxies, Hubble TelescopeJennifer Ouellette @ 10:59 pm
Judging from the latest Hubble image released today, some galaxies are a lot like schoolyard bullies. I mean, there are more than a hundred billion galaxies in our observable universe, and most of them are fairly "social": they clump together ...

Mar 03 2010

Many Dwarfs Died In the Making of This Galaxy

Tag: Astronomy, Astrophysics, Galaxies, Stars, Stellar PhenomenaIan O'Neill @ 8:59 pm
Did the Milky Way cannibalize ancient dwarf galaxies that strayed too close? By studying one primordial star in an existing dwarf galaxy, this appears to be the case.

Feb 25 2010

The Poetry of Science

Need some inspiration, or just a breather? Check out this video "The Poetry of Reality." It's lovely.

Feb 24 2010

Sculpting With Stars

Tag: Astrophysics, Stars, Stellar PhysicsJennifer Ouellette @ 5:29 pm
Your dose of space porn for today comes courtesy of the European Southern Observatory. It shows an amazing cosmic "sculpture" in NGC 346, a very bright star-forming region in the Small Magellanic Cloud. The universe is the canvas. The materials ...

Feb 23 2010

‘You Will Be Assimilated’

Tag: Astronomy, Astrophysics, Galaxies, Hubble Telescope, StarsJennifer Ouellette @ 4:34 pm
The US is a nation of immigrants, by and large, and now it seems as if the Milky Way galaxy has its share of immigrants, too, in the form of globular star clusters. A new paper from Australian scientists at ...

Feb 19 2010

Cosmic Ruler Finally Explained

Tag: Astrophysics, Galaxies, Supernova, Universe, White DwarfsLarry O'Hanlon @ 12:30 pm
Explosions that scientists have long used to measure the universe are finally explained as merging, dying stars.

Feb 13 2010

Did ‘Dark Stars’ Spawn Supermassive Black Holes?

Tag: Astrophysics, Cosmology, Dark MatterIan O'Neill @ 11:15 pm
A massive dark star voraciously eating matter and dark matter until it is well over 100,000 times the mass of the sun (NASA/Ian O'Neill). Approximately 200 million years after the Big Bang, the universe was a very different place. For ...

Feb 12 2010

C.S.I. In Space

Tag: Astronauts, Astrophysics, Private SpaceflightJennifer Ouellette @ 5:57 am
C.S.I.: Miami went where no episode has gone before this past week: into space! Specifically, the world of commercial space tourism. Maybe you caught the preview during Sunday's Super Bowl Game. If not, here's the gist: A dead man falls ...

Feb 05 2010

Cassiopeia A Makes Beautiful Music

Tag: Astrophysics, Chandra X-Ray Observatory, Computer Simulation, SupernovaJennifer Ouellette @ 1:04 am
A couple of weeks ago, I wrote about the amazing sounds of Saturn's rings, and how they have inspired composers to create their own "music of the spheres." Apparently the supernovae were feeling a little left out. This week brings ...