A nearby transiting rocky exoplanet that is suitable for atmospheric investigation. - Trifonov T; Caballero JA; Morales JC; Seifahrt A; Ribas I; Reiners A; Bean JL; Luque R; Parviainen H; Pallé E; Stock S; Zechmeister M; et al. (Science (New York, N.Y.), 2021)