Jean Tate
Electron Volt
[/caption] From the name, electron volt, you might guess that this has something to do with electricity. Well, you'd be…
Spitzer, the Wallpaper Factory, Does it Again
At the end of the proverbial day, space-based missions like Spitzer produce millions of observations of astronomical objects, phenomena, and…
Universe Puzzle
I'm trying something new, here in Universe Today, a puzzle. This is, I hope, a puzzle that cannot be answered…
Youngsters Caught Gorging – on Gas
[/caption] Galaxies long, long ago were very fecund; they gave birth to stars at a rate at least ten times…
Proton Parts
The proton has three parts, two up quarks and one down quark … and the gluons which these three quarks…
Gravity Equation
There is not one, not two, not even three gravity equations, but many! The one most people know describes Newton's…
Galaxy Names
[/caption] Galaxy names come in a bewildering range of forms; from descriptive (e.g. Whirlpool Galaxy, Black Eye Galaxy, The Eyes),…
Cassini Survives Close Encounter of the Death Star Kind!
[/caption] On February 13, 2010, Cassini flew by Saturn's moon Mimas, coming as close as 9,500 km. It passed directly…
Supermassive Black Holes Spinning Backwards Create Death Ray Jets?
[/caption] Why do some of the supermassive black holes in active galactic nuclei create back-to-back jets that can vaporize entire…
Gemini’s New Filters Reveal the Beauty of Star Birth
[/caption] About 2,000 light-years away, in the constellation of Cygnus (the Swan), lies Sharpless 2-106 (after Stewart Sharpless who put…