Astronomy Picture of the Day ·

HR 8799: Discovery of a Multi-planet Star System

The Astronomy Picture of the Day for November 17, 2008 is “HR 8799: Discovery of a Multi-planet Star System,” an image. It is credited to Credit: C. Marois et al., NRC Canada. The original explanation runs about 209 words.

HR 8799: Discovery of a Multi-planet Star System
Credit: C. Marois et al., NRC Canada Shown from science.nasa.gov. Not hosted by OpenOrbit.

From the explanation

“How common are planetary systems like our own Solar System? In the twelve years previous to 2008, over 300 candidate planetary systems have been found orbiting nearby stars.”

— APOD editors, November 17, 2008

Read the full explanation on science.nasa.gov

At a glance

Date
November 17, 2008
Type
Image
Credit
Credit: C. Marois et al., NRC Canada
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 November 2008 → · 2008 by month → · Full archive since 1995 →

Topics in this entry

The SunJupiter

Topics are matched from words in the title and explanation.

On this day: November 17 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

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.