What is a trophosfera?

Which five heavenly bodies are visible to the naked eye? Do asteroids have an atmosphere? When does earthshine occur? If a star has a parallax of 0.05 then its distance in light years is about? Is it possible to see northern lights in findhorn? What was the day of the week when neil Armstrong stepped on the moon? What are the 2 satellites called in Mars? How many years is there in a 6 moon eclipse the Moon's of vuvv? What is the value of APOLLO 6 IN THE BEGINNING STAMP? What is the name of the smallest moon on Jupiter? Why did NASA close? Does Mae jemison have any sisters? How much more space shuttle flights are there going to be? How many bands of data are in a panchromatic image? Which is the largest of the terrestrial planets and what is its diameter? What day does the spring equinox happen? Has any one gone to the moon? Is The time between a full and half moon is called a 'lunar month'? Why shouldn't you go to close to the Andromeda galaxy? What happened on July 13th 1995?