No free photograph

John H. DeWitt, Jr.

American radio astronomy pioneer who observed first moonbounce transmission in 1946 · United States · On the map · Scientists · Lived 1906 to 1999 · aged 92

John H. DeWitt Jr. was an American pioneer in radio broadcasting, radar astronomy and photometry. He observed the first successful reception of radio echoes off the Moon on January 10, 1946, as part of Project Diana.

John H. DeWitt, Jr. is read about 2 times a day, in 7 languages.

A typical day, 30 days to 10 October 2026

The middle day of the days counted, so one week of news cannot move it. The line under it is the last 120 days, one point a day.

Something wrong?