Astronomy Picture of the Day · September 17, 1998

Radio, The Big Ear, And The Wow! Signal

The Astronomy Picture of the Day for September 17, 1998 is “Radio, The Big Ear, And The Wow! Signal,” an image. The picture is copyrighted by its creator (Credit and Copyright: Rick Scott). The original explanation runs about 223 words.

From the explanation

“Since the early days of radio and television we have been freely broadcasting signals into space. For some time now, we have been listening too .”

— APOD editors, September 17, 1998

Read the full explanation on science.nasa.gov

At a glance

Date: September 17, 1998
Type: Image
Credit: Credit and Copyright: Rick Scott
Copyright: Copyrighted by the credited creator. Ask the copyright holder before reusing it.
Explanation length: About 223 words

All of September 1998 → · 1998 by month → · Full archive since 1995 →

On this day: September 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

Astronomy Picture of the Day, September 17, 1998 — science.nasa.gov/image-article/apod-1998-september-17-radio-the-big-ear-and-the-wow-signal

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.