May 28

585 BC – A solar eclipse occurs, as predicted by the Greek philosopher and scientist Thales.

• This is one of the cardinal dates from which other dates can be calculated.

1934 – The Dionne quintuplets are born in Ontario, Canada; they will be the first quintuplets to survive infancy.

2400 – The USS Valley Forge, CA-1996 is launched from Utopia Planitia, with Mortarr K’ang as commanding officer.