Astronomy Picture of the Day ·

Julius Caesar and Leap Days

The Astronomy Picture of the Day for February 29, 2016 is “Julius Caesar and Leap Days,” an image. It is credited to Image Credit: Classical Numismatic Group, Inc. , Wikimedia. The original explanation runs about 209 words.

Julius Caesar and Leap Days
Credit: Image Credit: Classical Numismatic Group, Inc. , Wikimedia Shown from science.nasa.gov. Not hosted by OpenOrbit.

From the explanation

“Today, February 29th, is a leap day – a relatively rare occurrence. In 46 BC, Julius Caesar , featured here in a self-decreed minted coin, created a calendar system that added one leap day every four years.”

— APOD editors, February 29, 2016

Read the full explanation on science.nasa.gov

At a glance

Date
February 29, 2016
Type
Image
Credit
Credit: Image Credit: Classical Numismatic Group, Inc. , Wikimedia
Copyright
No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length
About 209 words

All of February 2016 → · 2016 by month → · Full archive since 1995 →

Topics in this entry

The Sun

Topics are matched from words in the title and explanation.

On this day: February 29 in other years

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Source

Copy taken Oct 28, 2026, 2:39 AM EDT. The image and explanation belong to their creators. OpenOrbit is not affiliated with or endorsed by NASA.