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| title | chunk | source | category | tags | date_saved | instance |
|---|---|---|---|---|---|---|
| Olaf Hassel | 1/1 | https://en.wikipedia.org/wiki/Olaf_Hassel | reference | science, encyclopedia | 2026-05-05T04:02:40.384757+00:00 | kb-cron |
Olaf Hassel (12 May 1898 – 22 August 1972) was a Norwegian amateur astronomer. He was born in Øvre Sandsvær. He is known for his discoveries of the comet Jurlov-Achmarof-Hassel in April 1939 and the nova V446 Herculis on 7 March 1960. Hassel was born deaf.
== References ==
== External links == "Comet Discovered by Amateur Astronomers." Popular Science, September 1939, p. 113.