When you think about astrology—i.e., when you put your sun, moon, and rising in your Instagram bio, or look up your daily horoscope online—you’re likely thinking about tropical astrology. Yes, you ...

Get ready for your horoscope to change it’s scope. For centuries, human beings have searched the stars to help them navigate the earth and understand themselves. Ancient Babylonians were among the ...

Slightly less than the 24 hours of a solar day (23 hours, 56 minutes, 4.1 seconds). Used in astronomy, sidereal means "when a star crosses the meridian" (the meridian is an imaginary circle around the ...

A few days ago I posted a video by José Francisco Salgado showing the sky over telescopes in Chile. He’s just put up another one, this time showing the motion of the sky over several observatories: ...

Astrology has long been a guiding light for those seeking to understand the cosmos and its influence on our lives. While most ...

I decided a while ago to make this post an annual BA tradition on Jan. 1, which is a more polite way of saying it’s a repost and I’m sometimes a tad on the lazy side. I’ve punched it up here and there ...

IN NATURE (vol. xv. p. 49), in a notice of Mr. Knobel's “Catalogue of the Literature of Sidereal Astronomy,” attention is called to the rarity of the Sidereal Messenger. We have, in the library of ...

THIS work is intended for the average reader who has little knowledge of astronomy, and is written in simple and non-technical language. Some may wonder why the author commenced with the sidereal ...

Did you know there’s more than one type of astrology in the world, or that these different types of astrology use completely different time-keeping systems? Western astrology is the “mainstream” type ...