Using the Atacama Large Millimeter/submillimeter Array (ALMA), an international team of astronomers has performed high-resolution observations of an M-dwarf star known as 2MASS J04124068+2438157. Results of the observational campaign, published March 25 on the arXiv pre-print repository, indicate that the star hosts a large double-ring dust disk.
Click here for original story, Large double-ring disk detected around the star 2MASS J04124068+2438157
Source: Phys.org