Astronomy Picture of the Day ·

Kepler Discovers How Planets Move

The Astronomy Picture of the Day for June 6, 1999 is “Kepler Discovers How Planets Move,” an image. It is credited to Credit: Johnnes Kepler Gesammelte Werke , C. H. Beck, 1937. The original explanation runs about 125 words.

Kepler Discovers How Planets Move
Credit: Johnnes Kepler Gesammelte Werke , C. H. Beck, 1937 Shown from science.nasa.gov. Not hosted by OpenOrbit.

From the explanation

“Johannes Kepler used simple mathematics to describe how planets move. Kepler was an assistant to the most accurate astronomical observer of the time, Tycho Brahe .”

— APOD editors, June 6, 1999

Read the full explanation on science.nasa.gov

At a glance

Date
June 6, 1999
Type
Image
Credit
Credit: Johnnes Kepler Gesammelte Werke , C. H. Beck, 1937
Copyright
No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length
About 125 words

All of June 1999 → · 1999 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: June 6 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.