Astronomy Picture of the Day · May 25, 1997

A High Energy Fleet

The Astronomy Picture of the Day for May 25, 1997 is “A High Energy Fleet,” an image. It is credited to Credit: MSFC Historical Archive, NASA. The original explanation runs about 149 words.

From the explanation

“Looking like a fleet of futuristic starcruisers, NASA’s highly successful series of High Energy Astrophysical Observatory (HEAO) spacecraft appear poised over planet Earth . Labeled A, B, and C in this vintage illustration, the spacebased telescopes were known as HEAO-1 , HEAO-2 , and HEAO-3 respectively.”

— APOD editors, May 25, 1997

Read the full explanation on science.nasa.gov

At a glance

Date: May 25, 1997
Type: Image
Credit: Credit: MSFC Historical Archive, NASA
Copyright: No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length: About 149 words

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On this day: May 25 in other years

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Source

Astronomy Picture of the Day, May 25, 1997 — science.nasa.gov/image-article/apod-1997-may-25-a-high-energy-fleet

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.