November 3, 2012

Ten Random Astro-Facts to Entertain and Boggle

Ben Burress, KQED


AP Photo

I decided that instead of blogging on just one topic in astronomy, I'd blog about ten of them! Here are some of the astronomy fun facts from my archive that struck my fancy today, randomly chosen and in no particular order:

1. In the city we can see maybe a few dozen stars on a "dark” night—still, there are about 2000 stars overhead that are within our eye's ability to see, if only the skies were darker! The total number of individual stars perceptible by the human eye, in all directions in space, is around 6000, give or take depending on how good your eyesight and night vision are.

Read Full Article ››

TAGGED: Universe, sun, scale, Stars

RECOMMENDED ARTICLES

October 25, 2012
84M Stars Caught in Biggest Milky Way Catalog
Gemma Black, Cosmos
The European Southern Observatory’s VISTA telescope has created the largest catalogue of our galaxy, in a nine gigapixel, zoomable, colour image of more than 84 million stars – 10 times more than any previous studies. more ››
October 25, 2012
Hiding Stars Made Early Galaxies Look Bigger
Matt Francis, Ars Tech.
The search for the earliest galaxies in the Universe is ongoing. Since these galaxies are far removed from us in time, they are very faint and very red-shifted, making it hard to determine how many there were and where they were... more ››