Winter solstice one must be able to observe a change in azimuth or elevation less than or equal to about 1/60 of the angular diameter of the sun. Observing that it occurred within a two-day period is easier, requiring an observation precision of only about 1/16 of the angular diameter of the sun. Thus, many observations are of the day of the solstice rather than the instant. This is often done by observing the sunrise and sunset or using an astronomically aligned instrument that allows a ray of light to be cast on a certain point around that time. Length of day
The Red Solstice well under way, the alignment of the Martian northern winter solstice with the planet's closest approach to the Sun still triggers global dust storms sometimes lasting up to several weeks. During an exceptionally violent storm dubbed "The Red Solstice", the human colonies of Mars lost all contact with Tharsis, the colony referred to as "The Capital". Soldiers in service of the Elysium Corporation, elite marine troops, were sent to find out what happened to the colony. The gameplay of "The Red Solstice" is mostly team based strategic shooting. It has an 8-player co-op. The game also has a variety of