Happy Julian New Year! January 13, 2021, marks the last day of the year in the old-style Julian calendar. Why, and what happened when the calendars switched. Source: https://earthsky.org/tonight/julian-calendar-new-years-eve…
Tag: julian calendar
Happy birthday to Isaac Newton
Isaac Newton, born on January 4, 1643, discovered the laws of motion and other principles that laid the foundation of physics and astronomy. Source: https://earthsky.org/human-world/this-date-in-science-isaac-newtons-birthday…
What is the Common Era?
If you encounter a date in the CE (Common Era) or BCE (Before Common Era) format, don’t fret. They mean exactly the same thing as AD (anno Domini) and BC (before Christ). Source: https://earthsky.org/human-world/definition-common-era-bce-ce-bc-ad…
Venus-Regulus conjunction in early October
Brilliant Venus, in and of itself, is worth getting up for, but the tantalizingly close encounter of Venus with the star Regulus won’t happen again for another 8 years. Source: https://earthsky.org/astronomy-essentials/venus-regulus-conjunction-in-early-october…