First light

Rarity: Uncommon

A topic a little better known than average, read and translated beyond its own country.

Rarity follows how well known the article is: its views on the French and English Wikipedia over a year, and the number of languages it exists in.

At a glance

Class

Notion

Domain

Science and technology

In collections

Nobody has pulled it yet.

What Wikipedia says

In astronomy, first light is the first use of a new instrument, typically a telescope, to take an astronomical image after it has been constructed. This is often not the first viewing using the telescope, as optical tests are usually performed beforehand to adjust the components.

Excerpt from the Wikipedia article “First light (astronomy)”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: NASA/Ames/JPL-Caltech, Public domain, via Wikimedia Commons.