The first attempts to land a probe on a different planet. Scientists hoped an Earth-like world might lie beneath Venus' dense atmosphere, but a very different reality awaited.
- Venus was discovered by Galileo in 1610.
- In 1761, Mikhail Lomonosov viewed a transit of Venus and discovered signs of an atmosphere.
- In 1967, Russian probe Venera 4 was launched to investigate Venus' atmosphere.
- Venera 4 traveled to within 15 miles of Venus' surface before becoming crushed under a pressure 15 times that of Earth's.
As far as early astronomers knew, other planets were just like the Moon. Airless balls of rock.
Galileo first viewed Venus using a telescope in 1610
But in 1761, a Russian stargazer observed an unusual event.
From an observatory in St Petersburg, Mikhail Lomonosov saw the planet Venus pass across the ...
Please log in to view and download the complete transcript.