Carnival of Space #99 is up at Alice Astro Info.
This site provided information on microscale solar sails and the article with details on PGE (Pacific Gas and Electric) signing an agreement with startup Solaren for Space based solar power by 2016.
The numbers along the side and the bottom indicate the angular scale on the sky; this box is 2 milliarcseconds on a side. That’s 2 millionth’s of an arcsecond or half a billionth of a degree! That is incredibly small. It’s roughly equivalent to the thickness of a dime seen from 140,000 km away – nearly a third of the distance to the Moon!
The weak economy is slowing the rocket racing league.
Check out the Carnival of Space #99 is up at Alice Astro Info for many more entries.

Brian Wang is a Futurist Thought Leader and a popular Science blogger with 1 million readers per month. His blog Nextbigfuture.com is ranked #1 Science News Blog. It covers many disruptive technology and trends including Space, Robotics, Artificial Intelligence, Medicine, Anti-aging Biotechnology, and Nanotechnology.
Known for identifying cutting edge technologies, he is currently a Co-Founder of a startup and fundraiser for high potential early-stage companies. He is the Head of Research for Allocations for deep technology investments and an Angel Investor at Space Angels.
A frequent speaker at corporations, he has been a TEDx speaker, a Singularity University speaker and guest at numerous interviews for radio and podcasts. He is open to public speaking and advising engagements.