{"version":"1.0","type":"link","title":"Star cluster - Newikis","description":"A star cluster is a group of stars. They are held together by mutual gravitation. They are related by common origin, and have similar or identical ages.","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400,"thumbnail_url":"https://thumb.wikimedia.org/wikipedia/commons/thumb/1/1d/Messier_2_Hubble_WikiSky.jpg/1200px-Messier_2_Hubble_WikiSky.jpg","thumbnail_width":1200,"thumbnail_height":1200}