Tag Archives: Gravity

Black Hole Hunter

Black Hole Hunter is an online game. This relates to a post of mine from last week about the sounds of gravity waves. If you like listening to white noise and looking at graphs then this is the game for you!

My Beef with Gravity Waves

My Beef with Gravity Waves

I have recently started to get really annoyed with the study of gravitational waves. Yesterday’s almost-announcement sparked my apathy, I wonder if anyone can help convince me?

Top Ten Animals in Space

Top Ten Animals in Space

Many animals have been put into space. Here I list my favourite space critters, including the Orbiting Frogs for which this very blog is named.

The Anomaly is Back

The Anomaly is Back

The Pioneer Anomaly is the effect seen in the paths of the Pioneer and Voyager spacecraft as they traveled out of the Solar System. An unknown force appears to be acting on them and causing them to deviate ever so slightly from their designed trajectories. This is not news, but a new study on other [...]

Blowing Smoke

Blowing Smoke

A while ago I posted about the Bullet Cluster, and an image which seems to reveal the dark matter within it. Now a new image from Hubble seems to do the same thing for the galaxy cluster CL0024+17.

Now I am personally rather sceptical about the validity of images such as these, although I feel sure [...]

Ghost in the Machine

Ghost in the Machine

The image above shows the Bullet Cluster. Also known as 1E 0657-56, this is a pair of clusters of galaxies some 3.4 billion light years away. As Jon Davies told us in yesterday’s Astrolunch meeting however: you should be careful about believing everything you see. This image is not a regular photograph [...]


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