Astronomy Picture of the Day ·

The First Explorer

The Astronomy Picture of the Day for February 1, 2008 is “The First Explorer,” an image. It is credited to Credit: Courtesy of Marshall Space Flight Center , NASA. The original explanation runs about 137 words.

The First Explorer
Credit: Courtesy of Marshall Space Flight Center , NASA Shown from science.nasa.gov. Not hosted by OpenOrbit.

From the explanation

“Fifty years ago (on January 31, 1958) the First Explorer , was launched into Earth orbit by the Army Ballistic Missile Agency.”

— APOD editors, February 1, 2008

Read the full explanation on science.nasa.gov

At a glance

Date
February 1, 2008
Type
Image
Credit
Credit: Courtesy of Marshall Space Flight Center , NASA
Copyright
No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length
About 137 words

All of February 2008 → · 2008 by month → · Full archive since 1995 →

On this day: February 1 in other years

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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.