: Protoplanetary discs are much smaller than previously thought
Wed 26 Mar 2025; Many protoplanetary discs in which new planets are formed are much smaller than thought. Using the Atacama Large Millimeter/submillimeter Array (ALMA) scientists of the Leiden Observatory (the Netherlands) looked at 73 protoplanetary discs in the Lupus region. They found that many young stars host modest discs of gas and dust, some as small as 1.2 astronomical units. The research establishes an important link between observed protoplanetary discs and exoplanets.
Read more PreprintPubl. Wed 26 Mar 2025