Satellite Viewing

Highly visible evening passes for St. Croix

This info is subject to change, so please check this page again on the day that you want to watch. Only the most visible evening passes are listed, where the peak viewing angle is 30° or higher.


International Space Station
Date Rise Peak Set
Tue Nov 21 7:03 pm10°SSW 7:06 pm48°SSE 7:06 pm48°SSE
Thu Nov 23 6:55 pm10°WSW 6:58 pm35°NW 7:00 pm24°N
Fri Nov 24 6:03 pm10°SW 6:06 pm80°SE 6:09 pm10°NE
For other satellite passes tonight, see www.heavens-above.com

The ISS is the most visible man-made satellite by far, because of its large size and low orbit. It sometimes appears brighter than Venus. It is 250 miles up, it travels 17,000 miles per hour, and it orbits the Earth once every 93 minutes.


Hubble Space Telescope
Date Rise Peak Set
There are no highly visible evening passes for the next 10 days
For other satellite passes tonight, see www.heavens-above.com

The HST is 340 miles up, it travels 16,000 miles per hour, and it orbits the Earth once every 96 minutes.


You can see many low earth orbit satellites every evening for the first two hours after sunset and every morning for the first two hours before sunrise, assuming clear skies. Satellites are visible at those times because the satellites are lit by the sun, while the sky behind the satellites is dark.

To see a satellite, you need:

You can recognize a satellite as a white dot moving across the sky without blinking or making any noise (otherwise it's probably an airplane).