Jo Steer
speaker
4,901 appearances
12 recordings
1 series
first heard May 2026
last heard 2d ago
Jo Steer’s voice in public audio — every appearance, attributed to the second.
Trend
recordings per month · last 12 monthsRecordings per month over the last 12 months — 12 in all, peaking in Sep 2026 with 4.
Appearances
And an enormous grand canyon.
It was some three thousand miles long.
It also captured images of scars on the dry and dusty Martian surface.
Which seemed to be ancient river beds.
This was an exciting sign of the past presence of water.
Which scientists considered so pivotal to the possibility of life.
Mariner 9 remained in orbit around Mars for a year.
Recording pictures of the entire surface of the planet.
as well as its two small moons.
Meanwhile, the Soviet space program had also launched two craft towards the red planet at around the same time.
Designated Mars two and three.
The Soviet ships.
were also designed to orbit Mars, like the US craft.
But their mission went even a step further.
They were programmed.
To land probes on the planet's surface.
The first craft's probe crashed.
An impact.
But the second probe landed successfully.
December second.
Showing 1761–1780 of 4,901 · page 89 of 246
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