Discovery and exploration of the Solar System Domenico Cassini later discovered four more moons of Saturn and the Cassini division in Saturn's rings. Edmond Halley realised in 1705 that repeated sightings of a comet were recording the same object, returning regularly once every 75–76 years. This was the first evidence that anything other than the planets orbited the Sun. Around this time (1704), the term "Solar System" first appeared in English. In 1781, William Herschel was looking for binary stars in the constellation of Taurus when he observed what he thought was a new comet. Its orbit revealed that it was a new planet, Uranus, the first
First Solar (Oder), Germany and idling four production lines in Kulim, Malaysia. 30% of First Solar's workforce was laid off as a result of these actions, which were blamed on market volatility and reduced demand. Mark Widmar, the CFO of First Solar, said, "We need to resize our business to a level of demand that is highly reliable and predictable." On July 1, 2016 Mark Widmar was appointed CEO of First Solar. Previously he had been Chief Financial Officer. Company founder and former CEO Mike Ahearn remains Chairman of the Board. Historically, First Solar sold its products to solar project developers, system