Unit of time - Wikipedia The second is the international standard unit (SI unit) for science Celestial sphere -based: as in sidereal time, where the apparent movement of the stars and constellations across the sky is used to calculate the length of a year [7][8] These units do not have a consistent relationship with each other and require intercalation
Pete Hegseth authorized second strike on drug boat, White . . . White House press secretary Karoline Leavitt confirmed Monday that Defense Secretary Pete Hegseth authorized the Sept 2 strikes on an alleged drug trafficking boat in the Caribbean, while saying i…