Posted on Categories Discover Magazine
Most exoplanet observations are indirect, inferring the existence and characteristics of a planet by watching the light or motion of its host star. But direct exoplanet observations have begun, and the GRAVITY instrument on the Very Large Telescope Interferometer in Cerro Paranal, Chile, is leading the way. In a paper published March 27 in Astronomy & Astrophysics, the GRAVITY Collaboration presents a peek at the swirling, stormy atmosphere of the exoplanet HR8799e using optical interfer