NASA explains how a 'ring of fire' annular solar eclipse occurs and how it differs from a total solar eclipse. WARNING: ...

A timelapse of the 2023 annular solar eclipse as seen from outside Great Basin National Park in Ely Nevada. Captured with a Unistellar eQuinox 2 smart telescope with Smart Solar Filter. Credit: Space.

The European Space Agency’s (ESA) Euclid space telescope has discovered an extremely rare Einstein ring. Einstein rings of light are produced when two galaxies are almost perfectly aligned ...