The observable universe
One word is the difference between calculation and infinity.
Articles Tagged with stars
Numbering the stars (I)
Dealing with data (II)
Proof and re-proof
Testing the theory again
General Relativity passes another test of its predictions. Why bother?
A cup of suns
Saving the phenomena
A near miss
Fixed stars, part I
A star is coming very close to the Sun very soon, as distance and time go in astronomy.
The discard pile
A plausible assumption
It’s reasonable and makes sense, but it’s wrong
Our astronomer describes how an assumption widely made in his science in past years turned out to be completely erroneous.