The final weekend of February will coincide with a full moon, one that will be different than many others that rise throughout the year. Saturday night's full moon will be a "micromoon," meaning that it will appear slightly smaller in the sky and won't shine quite as brightly as other full moons throughout the year. This is the counterpart to the supermoon, which has evolved into a viral sensation in recent years. A micromoon can be 14% smaller and 30% dimmer than a supermoon. Snow moon rises be