Dennis Walsh, Date of Birth, Date of Death
TweetDennis Walsh
English astronomer
Date of Birth: 12-Jun-1933
Date of Death: 01-Jun-2005
Profession: astronomer
Nationality: United Kingdom
Zodiac Sign: Gemini 
About Dennis Walsh
- Dennis Walsh (12 June 1933 – 1 June 2005) was an English astronomer.
- He was an early radio astronomer, as well as an optical astronomer.
- He was best known for his discovery in 1979 of the first example of a gravitational lens, B0957+561, using an optical telescope.
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