SPHERE performance permits many kinds of challenges, from measuring astrometric microlensing to image very faint planets
Alice Zurlo from the Astronomy Nucleus of UDP shows how with SPHERE we can learn more about exoplanets. on-sky movement of Proxima Centauri with respect to background stars The gravitational mass of Proxima Centauri measured with SPHERE from a microlensing event Proxima Centauri, our closest stellar neighbor, is the subject of many attentions since the …
