Infalling and Outflowing Gas Give More Complete Understanding of the Evolution of Galaxies A billion light-years from Earth lies one of the universe’s most massive structures, a giant elliptical galaxy surrounded by a sprawling cluster of other galaxies known as Abell 2597. At the core of the central galaxy, a supermassive black hole is powering...
News
“Speed Dating” to Promote STEM Careers
ASTRONOMY INSPIRES CHILEAN GIRLS Sixty-two girls from Puente Alto, Quilicura, and Toconao took part in the AstroTáctil exhibition and an innovative “speed dating” event so ambassadors from various STEM careers could meet with the girls and share the excitement of astronomy in a one-on-one setting. With the purpose of inspiring young...
Michael Holstine on the Green Bank Telescope and listening to the whispers of the universe
The Robert C. Byrd Green Bank Telescope (GBT) in Green Bank, West Virginia, US is the world's largest fully steerable radio telescope. It is situated in the National Radio Quiet Zone, a unique area where authorities limit all radio transmissions to avoid emissions toward the GBT. The location of the telescope within the Radio Quiet Zone allows...
Image Release: ALMA Maps Europa’s Temperature
First Spatially Resolved, Complete Thermal Data Set of Jupiter's Icy Moon Jupiter’s icy moon Europa has a chaotic surface terrain that is fractured and cracked, suggesting a long-standing history of geologic activity. A new series of four images of Europa taken with the Atacama Large Millimeter/submillimeter Array (ALMA) has helped astronomers...