"Green Comet" Viewing Event Brings Community Together
Julia Ehlert
Caltech’s astronomy outreach group hosted an event for community members to see and learn about the “green comet” discovered by Caltech-led Zwicky Transient Facility (ZTF) at Palomar Observatory.
Sandra O’Neill, a fourth-year undergraduate student, co-authored a study published in The Astrophysical Journal Letters in February 2022 that showed evidence for the tightest-knit supermassive black hole duo observed to date.
A new theory could explain the origin and properties of systems of rocky super-Earths and their relationship with the terrestrial planets of the solar system.
As the end of 2022 quickly approaches, Caltech News looks back at our coverage of the research, discoveries, events, and experiences that shaped the Institute. Here are some highlights.