Design day–night lighting for ISS model

[drwpow]

• [x] Design light rig for full-daylight ISS model
• [x] Design light rig for full-nighttime ISS model
• [x] Design light rig for sunrise/sunset ISS model (transition period)

[ayanacampbell]

I'm happy with how these look. If there's any feedback I'll tweak next week

Daylight: https://codepen.io/ayanacampbell/pen/gXXbvz Nighttime: https://codepen.io/ayanacampbell/pen/dZZgJK

[ayanacampbell]

Most up-to-date light rigs

Daylight: https://codepen.io/ayanacampbell/pen/gXeRxE Sunrise/Sunset: https://codepen.io/ayanacampbell/pen/NwYgQr Night: https://codepen.io/ayanacampbell/pen/WXJwXK