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Ken Tapping

Ken Tapping

Castanet

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Radio astronomy in action

Canadian radio astronomy started directly after the Second World War. Arthur Covington, a scientist with the National Research Council, worked on...

previous day 5

Castanet

Ken Tapping

Before the Big Bang

Einstein was not happy. In the early years of the 20th century, he came up with his General Theory of Relativity, an important part of which was a...

29.03.2025 3

Castanet

Ken Tapping

A lunar eclipse

The recent lunar eclipse was spectacular. From here on Earth, small telescopes showed the Earth's shadow moving slowly across the Moon's surface,...

22.03.2025 3

Castanet

Ken Tapping

A star with seven planets

TRAPPIST-1 is a red dwarf star about 40.7 light-years away from Earth. It is of particular interest because it has seven earth-like planets orbiting...

15.03.2025 3

Castanet

Ken Tapping

Accidental discoveries

It might be surprising but two of the most important discoveries in radio astronomy were made by accident. Maybe, just as surprisingly, they were made...

08.03.2025 2

Castanet

Ken Tapping