ESA - Space Science - 7 September

Space Science

About Space Science ESA's 'Cosmic Vision'Science & Technology in-depth

Multimedia

Science images Science videos Animations Downloads Sounds from space

Media centre

Press Releases Press kits ESA Television

Resources

Reference section Glossary FAQs

Science missions

Services

Help Legal disclaimer Comments Subscribe

RSS feeds

ESA Sci on Twitter


	James Van Allen

7 September

1914: On 7 September 1914, James Alfred Van Allen was born.

American physicist Van Allen's discovery of the Van Allen radiation belts, two zones of radiation encircling Earth, brought about new understanding of cosmic radiation and its effects upon our planet.

Send this page to a friend

Today in space history

6 September 5 September 4 September 3 September 2 September 1 September 31 August