Astronomy Picture of the Day · January 7, 2001

Tycho Brahe Measures the Sky

The Astronomy Picture of the Day for January 7, 2001 is “Tycho Brahe Measures the Sky,” an image. It is credited to Credit: Tycho Brahes Glada Vnner. The original explanation runs about 141 words.

From the explanation

“Tycho Brahe was the most meticulous astronomical observer of his time. Brahe , who lived between 1546 and 1601, set out to solve the day’s most pressing astronomical problem: to determine whether the Earth or the Sun was at the center of the Solar System .”

— APOD editors, January 7, 2001

Read the full explanation on science.nasa.gov

At a glance

Date: January 7, 2001
Type: Image
Credit: Credit: Tycho Brahes Glada Vnner
Copyright: No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length: About 141 words

All of January 2001 → · 2001 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: January 7 in other years

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Source

Astronomy Picture of the Day, January 7, 2001 — science.nasa.gov/image-article/apod-2001-january-7-tycho-brahe-measures-the-sky

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.