Technology
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Viking lander sent clear Mars photos in 1976
The Hindu··22 Jul
The Hindu republished its July 21, 1976 report on Viking 1 landing on Mars after an 11-month, 800 million kilometre journey from Earth. The 600 kg craft touched down on Chryse Planitia and sent two clear photographs showing hills, rocks and soft ground at the landing site. Images took 35 minutes to reach Earth from the Martian surface.
Prism
What It Means For You
- India's Mars missions and global space interest trace back to milestones like Viking's first surface images five decades ago.
- Archive stories remind readers how long interplanetary communication delays shaped early planetary science reporting from Pasadena.
- Space enthusiasts can compare 1976 imaging technology with today's orbiter and rover data from multiple Mars missions.
What's Happening
- The Hindu republished its July 21, 1976 report on Viking 1 landing on Mars after an 11-month voyage.
- The lander sent two clear photographs from Chryse Planitia showing hills, rocks and soft ground that did not sink its legs.
- Each photo took five minutes to scan line by line and 35 minutes to reach Earth from the Martian surface.
Last Time This Happened
- Viking 1 touched down on July 20, 1976, after travelling about 800 million kilometres from Earth over 11 months.
- Scientists at Pasadena Mission Control speculated the terrain might be volcanic lava or basalt with wind-broken rocks.
- The 600 kg craft's first image arrived 25 seconds after touchdown, marking a turning point in robotic planetary exploration.
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