![]() This value, like maximum height, also is measured in degrees from the horizon. If you hold your fist at arm’s length and place your fist resting on the horizon, the top will be about 10 degrees.Īppears is the location in the sky where the station will be visible first. The horizon is at zero degrees, and directly overhead is ninety degrees. It represents the height of the space station from the horizon in the night sky. Max Height is measured in degrees (also known as elevation). ![]() Visible is the maximum time period the space station is visible before crossing back below the horizon. This is the optimum viewing period as the sun reflects off the space station and contrasts against the darker sky. All sightings will occur within a few hours before or after sunrise or sunset. Time is when the sighting opportunity will begin in your local time zone. It will also be moving considerably faster than a typical airplane (airplanes generally fly at about 600 miles per hour the space station flies at 17,500 miles per hour). The space station looks like an airplane or a very bright star moving across the sky, except it doesn’t have flashing lights or change direction. It is a partnership of five space agencies from 15 countries and has been continuously occupied since November 2000. This football field-sized platform hosts a plethora of science and technology experiments that are continuously being conducted by crew members, or are automated. The ISS is Earth’s only microgravity laboratory. ![]() October 2021 has some great viewing opportunities for Adelaide! Spot the International Space Station in Adelaide (ISS) Several times a week, Mission Control at NASA’s Johnson Space Center in Houston, TX, determines sighting opportunities for over 6,700 locations worldwide.
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