Dear Diary, It was a secret for a while, but I'm going to launch my own satellite! It's going to make music from space. Curious? It is dangerous to write about neat things. That makes you want to do…

I recently watched a show about alien planets orbiting distant stars. It emphasized the differences between these planets and Earth – too hot, too cold, iron rain, noxious gas – places where humans…

Dear Diary, I'm going to launch a satellite! I'm a bit nervous, but I finally committed. ProjectCalliope.com.  Next week we officially announce!  Also use twitter @skyday to track!

People sometimes think the space between stars is 'empty' but that's not the case.   That area is filled with patches of low-density gas and when a relatively dense clump of gas gets near a…

A team of researchers say long held beliefs about how stars are formed have been just a myth, and they say this astronomy myth got busted using a set of galaxies found with CSIRO's Parkes radio…

What do you do with a petabyte of data? The question came up during a lunch today with two NASA computing people, on in IT and the other in supercomputing.  Modern satellites are returning…

My kids asked me if there was enough water in the universe to quench the Sun.  I voted yes, but of course science isn't about voting, but about verifiable facts.  So now the explanation.…

The Big Bang is believed to have created a flood of gravitational waves that still fill the universe with information about its existence immediately after the Big Bang. These waves would be observed…

RCW 38 is a dense star cluster about 5500 light years away in the direction of the constellation Vela (the Sails). Like the Orion Nebula Cluster, RCW 38 is an embedded cluster, in that  clouds…

The mystery of the solar corona may be resolved.  ScientificBlogging has covered this, as did space.com, Space Fellowship, and other sites.  Two of them couldn't resist the same money quote…