The light-year is a unit of length used to express astronomical distances. It is about 9.5 trillion kilometres or 5.9 trillion miles. As defined by the International Astronomical Union (IAU), a light-year is the distance that light travels in vacuum in one Julian year (365.25 days). Because it includes the word year, the term light-year is sometimes misinterpreted as a unit of time.
You can select your seat online if: 1  You book your flight on aircanada.com., and. 2  You re travelling on: 3  Seat selection is not available on codeshare flights.4  an Air Canada or Air Canada rouge flight, or. 5  an Air Canada Express flight operated by Jazz, Sky Regional, Air Georgian Ltd. or Exploits Valley Air Services Ltd.ou can select your seat online if: 1  You book your flight on aircanada.com., and. 2  You re travelling on: 3  Seat selection is not available on codeshare flights.
An FAA-approval sticker doesn't guarantee your car seat will fit on your specific airline, said Dr. Baer. Car seats can vary in width, usually from 17 inches to 21 inches. It's best to check your car seat dimensions against the seat dimensions of your airline. If you purchased a ticket for your child, you are entitled to use the child's car seat in his or her airplane seat. 2  If the car seat doesn't fit in your assigned seat, the airline has to find a different seat that will fit the car seat in the same class of service.