Answer to Question #124717 in Astronomy | Astrophysics for Nomzamo

Question

Discuss the important of discoveries in astronomy by different people in the last 100 years

Answer 1

Important discoveries in astronomy for the last 100 years

In 1925 Cecilia Payne-Gaposchkin discovered that Hydrogen is the most abundant element in the sun’s atmosphere.

In 1929 Edwin Hubble discovered that the universe is expanding.

In 1932 Karl Jansky discovered the first radio waves that come from space.

In 1944 Wernher Von Braun developed V-2 which was the first rocket-powered ballistic missile.

In 1995 Michel Mayor and Didier Queloz discovered the first exoplanet, 51 Pegas b

In 2005 Mike Brown and his Team discovered Eris which is a large body in the outer Solar System.

In 2016 the European Souther Observatory discovered Exoplanet, Proxima Centauri b