La Serena anchors Chile’s Coquimbo astronomy corridor near Cerro Tololo and La Silla heritage skies. Coastal fog battles clear highland air — pick elevation carefully on any given night.
Camanchaca fog often hugs the shore while inland ridges stay clear.
Chile · Coquimbo · astronomy coast
Check the live Tonight score for La Serena (cloud, dew, transparency, and astronomical dark), then read the hourly cloud timing chart and moonless dark window on this page.
Use the best clear window clock times after astronomical darkness, and prefer moonless hours when deep-sky contrast matters.
This hub shows moonrise, moonset, illumination, and the longest moonless astronomical-dark interval for La Serena. Open Dark Sky Window for the full ephemeris card.
ISS passes are spottable near dusk or dawn when the sky is dark and the station is still sunlit. This page lists the next spottable pass when available.
Learn: Is tonight good for stargazing? · How to see the Milky Way