SINGAPORE—Elon Musk’s satellite internet venture is helping to restore connectivity to the Pacific Island nation of Tonga, according to an official in Fiji where the work is underway. Tonga’s sole optic-fibre link to the internet and the rest of the world was severed by a volcanic eruption on Jan. 15 and only limited connectivity has been possible since. “A SpaceX team is now in Fiji establishing a Starlink gateway station to reconnect Tonga to the world,” Fiji’s Attorney-General Aiyaz Sayed-Khaiyum said on Twitter. Starlink is a division of Tesla boss Musk’s SpaceX aerospace company and in January Musk himself had taken to Twitter to mention that Starlink may be able to help. The Hunga Tonga-Hunga Ha’apai volcano eruption triggered a tsunami that destroyed villages and resorts and blanketed the capital of the nation of about 105,000 people in ash, as well as cutting the fibre-optic communications cable. The timing of …