The huge plant is expected to churn out 3.6GW of power enough for 6 million UK homes.
Prime Minister Rishi Sunak hailed the milestone as a boost to energy security and job creation.
Despite concerns, ground-mounted solar panels currently cover just 0.1% of all land in the UK.
Some even took to social media to express their dismay at the proposal.
I guess Rishis rich landowner mates dont want their country views spoiled, said one commenter onReddit.
Moving too fast on green policies, he said, risks losing the consent of the British people.
Sunak has since faced mounting criticism for his alleged anti-green agenda, including from those within his own party.
Only through the swift rollout of a variety of renewables can we avert even greater disaster, urgescientists.
Story bySion Geschwindt
Sion is a freelance science and technology reporter, specialising in climate and energy.
