Astronomers observe the first radiation belt seen outside of our solar system
High-resolution imaging of radio emissions from an ultracool dwarf show a double-lobed structure like the radiation belts of Jupiter
High-resolution imaging of radio emissions from an ultracool dwarf show a double-lobed structure like the radiation belts of Jupiter
An astrophysicist, musician, mentor, and inspiration, Bill Mathews died in September 2021. His daughter, Amey Mathews, began drawing portraits of him in his memory.
‘Whispers from Other Worlds,’ a public lecture and discussion at the Rio Theater, features NASA’s Thomas Zurbuchen and science journalist Nadia Drake.
The most detailed spectrum ever for a planetary-mass object outside our solar system covers an unprecedented range of wavelengths, providing a wealth of new insights.
UC Santa Cruz astronomers organized the survey, which has discovered thousands of cosmic explosions and other transient events of interest to astronomers and astrophysicists.
Mosaic images from the COSMOS-Web program offer a treasure trove of early galaxies, including dazzling examples of spiral galaxies, gravitational lensing, and evidence of galaxy mergers.
The American Association for the Advancement of Science (AAAS) has awarded the 2023 AAAS Mentor Award to Enrico Ramirez-Ruiz, professor of astronomy and astrophysics at UC Santa Cruz.
Scientific Teaching through Astronomy Research (STARs), a suite of new outreach and education programs at UC’s Lick Observatory, will reach a diverse population of K-12 and college-age students.
The first detection of gravitational lensing for a single, isolated star other than our sun comes 100 years after a landmark experiment using the sun to confirm Einstein’s prediction
A new study indicates that scientists have substantially underestimated the energy output of active galactic nuclei powered by supermassive black holes because their light is dimmed by dust
Astronomers announced they may have finally defined the Milky Way’s farthest frontier
A search for variable stars called RR Lyrae has found some of the most distant stars in the Milky Way’s halo a million light years away.