Astronomy Picture of the Day · July 11, 2002

M51: X-Rays from the Whirlpool

The Astronomy Picture of the Day for July 11, 2002 is “M51: X-Rays from the Whirlpool,” an image. It is credited to Credit: A. Wilson ( UMD ) et al., CXC , NASA. The original explanation runs about 162 words.

From the explanation

“Fresh from yesterday’s episode , a popular pair of interacting galaxies known as the Whirlpool debut here beyond the realm of visible light — imaged at high energies by the orbiting Chandra X-ray Observatory.”

— APOD editors, July 11, 2002

Read the full explanation on science.nasa.gov

At a glance

Date: July 11, 2002
Type: Image
Credit: Credit: A. Wilson ( UMD ) et al., CXC , NASA
Copyright: No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length: About 162 words

All of July 2002 → · 2002 by month → · Full archive since 1995 →

Topics in this entry

Galaxies

Topics are matched from words in the title and explanation.

On this day: July 11 in other years

On Amazon

Popular picks for space fans

As an Amazon Associate I earn from qualifying purchases.

Electronics Amazon Kindle Paperwhite Signature Edition 32GB Read astronomy and space-history books anywhere. View on Amazon → Electronics Bose QuietComfort Wireless Headphones Noise-cancelling headphones for documentaries and launch livestreams. View on Amazon →

Source

Astronomy Picture of the Day, July 11, 2002 — science.nasa.gov/image-article/apod-2002-july-11-m51-x-rays-from-the-whirlpool

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.