NASA’s Chandra X‑ray Observatory has uncovered a new class of objects in the Pinwheel Galaxy (M101), emitting unusually low‑energy X‑rays while producing intense ultraviolet radiation. The discovery was announced on 9 September 2026 and may help address two long‑standing questions in astrophysics.
The team, led by researchers from the University of Alabama, used Chandra’s X‑ray data together with optical observations from NASA/ESA/STScI. Image processing was carried out by the Smithsonian Astrophysical Observatory’s N. Wolk.
These mysterious objects were identified by their distinct spectral signatures: weak X‑ray output coupled with a strong ultraviolet component. Such a combination has not been seen before in other galaxies, prompting astronomers to investigate their nature and potential role in cosmic evolution.
While the exact implications remain under study, the researchers suggest that the newly spotted objects could provide clues to two separate astrophysical puzzles that have persisted for decades. Further observations are planned to confirm the findings and explore the objects’ properties in greater detail.
For more information on the discovery, readers can refer to the original NASA release.
<small>Source: NASA — read the original story there.</small>
