Astronomy Picture of the Day · July 24, 2021

The Edge of Space

The Astronomy Picture of the Day for July 24, 2021 is “The Edge of Space,” an image. The picture is copyrighted by its creator (Image Credit & Copyright: Ralf Rohner). The original explanation runs about 176 words.

From the explanation

“Where does space begin? For purposes of spaceflight some would say at the Karman line , currently defined as an altitude of 100 kilometers (60 miles).”

— APOD editors, July 24, 2021

Read the full explanation on science.nasa.gov

At a glance

Date: July 24, 2021
Type: Image
Credit: Credit: Image Credit & Copyright: Ralf Rohner
Copyright: Copyrighted by the credited creator. Ask the copyright holder before reusing it.
Explanation length: About 176 words

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Source

Astronomy Picture of the Day, July 24, 2021 — science.nasa.gov/image-article/apod-2021-july-24-the-edge-of-space

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.