Who discovered the first planet outside the Solar System?

A. Wolszczan and Dale Frail

G. Cassini

E. Hubble

no such planets were discovered

Aleksander Wolszczan (born 29 April 1946 in Szczecinek, Poland) is a Polish astronomer. He is the co-discoverer of the first extrasolar planets and pulsar planets.

Brian Clift wikipedia → Aleksander Wolszczan

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Answers by country

the Netherlands

64%

28%

Republic of Ireland

60%

26%

13%

Greece

60%

20%

13%

France

50%

42%

the United Arab Emirates

50%

30%

20%

Australia

48%

20%

32%

Poland

45%

14%

28%

12%

11543

Austria

40%

20%

25%

11%

the United Kingdom

39%

18%

27%

12%

114

Switzerland

39%

15%

39%

the Philippines

38%

19%

29%

12%

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37%

29%

25%

Pakistan

34%

15%

50%

the United States

30%

22%

34%

12%

213

Sweden

30%

60%

10%

India

29%

19%

36%

13%

350

Germany

27%

21%

40%

439

Romania

20%

60%

Which astronomical discovery was nicknamed 'Little Green Man'?

This is the aurora of Jupiter. What are the visible bright spots caused by?

volcanic peaks

atmospheric storms

Jupiter moons

multiple magnetic poles of Jupiter

This unique line of about 20 stars is known as ...

Who received the first Nobel Prize in physics in 1901?

Maria Skłodowska-Curie

Albert Einstein

Wilhelm Röntgen

Henri Becquerel