Astronomy
Galaxy Pics
Here are some beautiful galaxy pics. You can even use these as desktop background wallpapers if you like. Just click…
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…
Sources of Cosmic Rays Found? Fermi Telescope Closes In
The origin of cosmic rays has been a mystery since their discovery nearly a century ago. But new images from…
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…
For Valentine’s Day: Hearts in Space from Sixty Symbols
Yes, we humans excel at seeing patterns and shapes everywhere around us, including out in space. Here, the folks from…
Aurora Watch! Valentine’s Day Sun-Earth Weather Alert
[/caption] Sky watchers observing from high latitude areas may be in for a treat tonight. Forecasters from the National Oceanic…
Astronomy Without A Telescope – The Only Way Is Up
Escaping a gravity well is never an easy proposition. Unlike other kinds of wells there are no walls, so your…
Cosmological Constant
[/caption] The cosmological constant, symbol Λ (Greek capital lambda), was 'invented' by Einstein, not long after he published his theory…
Armazones Chile to be the Site for the 42 meter European Extremely Large Telescope?
Question: Where are the night skies always dark, cloud-free 360 days a year, bone-dry, and orbiting 3.5 km above sea…
Desert Pictures
Here are some cool desert pictures, taken from space. This is an image of the Gobi Desert taken from space.…