Tag: astrophysics.
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Reflecting on M87’s Black Hole Shadow One Year Later
The Event Horizon Telescope (EHT) collaboration revealed images from its second campaign in 2018, confirming a persistent black hole shadow around M87* and suggesting a dynamic environment. M87*’s black hole silhouette, released in 2019, was a breakthrough in astrophysics, showing a ring-shaped shadow formed by light trying to escape the supermassive black hole’s gravity. Recent…
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Unraveling the Galactic Map: Utilizing Celestial Songs to Enhance Gaia
Astronomers have found a new way to measure cosmic distances by interpreting the “music” created by vibrating stars, serving as a huge orchestra of cosmic instruments. Gaia’s Galactic Music: New Method Unveils Precise Measurements for Two Billion Stars This novel method will let the European Space Agency (ESA) satellite Gaia measure the locations, distances, and…