Monday, October 28, 2013
Comments: Homework assignment #3 is graded.
Today's topic: First, how does one produce magnetic fields, and what do they do?
The Sun
News: The Sun is near the peak of its cycle and its magnetic field is about to flip (NASA)
News: The Voyager 1 and 2 spacecraft are now leaving the Solar System (NASA, see also The Planets Today) for interstellar space.
Assignment: Read Chapter 10 of the textbook, on the Sun; See also the lecture notes on the Sun, and today's class summary.
What next? Stars and other objects in the Milky Way galaxy; Other galaxies and the rest of the Universe; And hopefully, telescope observations...
Spaceweather; APOD; The Planets Today; Clear Sky Clock; PhysOrg Astronomy News; The Sky at a Glance
