Mercury circles the Sun in only 88 days, compared to 365 days for Earth, at at an average speed of 105,947 miles (170,505 kilometers) per hour. This is faster than any other planet in the Solar System. 1  Javascript must be enabled to use Cool Cosmos. 2  Learn how.
The traditional names of the rowan are those applied to the species Sorbus aucuparia, Sorbus torminalis (wild service-tree), and Sorbus domestica (true service-tree). The Latin name sorbus was borrowed into Old English as syrfe. The name service-tree for Sorbus domestica is derived from that name by folk etymology.
Acorus calamus (also called Sweet Flag or Calamus, among many common names) is a tall perennial wetland monocot of the Acoraceae family, in the genus Acorus.In spite of common names that include the words  rush  and  sedge , it is neither a rush nor sedge.n Europe Acorus calamus was often added to wine, and the root is also one of the possible ingredients of absinthe. It is also used in bitters. In Lithuania Ajeras (Sweet flag) is added to home baked black bread.