Southern Stars ( is offering sale prices on all its products in conjunction with this week’s MacTech Conference.

Everything is 30% to 40% off for the three days of the conference (Nov. 2-3). Special prices will all be listed at point-of-sale — the Apple App Stores and the SkyWire web site ( Discounted products include: SkySafari 3, SkySafari 3 Plus and SkySafari 3 Pro for iOS; SkySafari, SkySafari Plus and SkySafari Pro for Mac OS X; and the SkyWire serial accessory, SkyFi-USB wireless adapter and the Telescope Serial Cable.