These choices stay in this browser. Group counts describe all observed coverage even when a headline or publisher is hidden locally.
Representative publisher headline · NASA
1 publishers · 1 current feed items · Standalone feed item
These publisher-feed items appear to concern the same event. Publisher counts describe observed coverage, not truth, consensus or completeness.
Using NASA’s Chandra X-ray Observatory, scientists have discovered a new class of objects behaving unlike any they have seen before. Astronomers suggest these newly spotted objects in other galaxies may help solve not one, but two long-standing questions in astrophysics. These mysterious objects give off unusually low-energy X-rays but intense levels of ultraviolet radiation. This […]
Original publisher headlines side by side. Access labels describe the publisher and do not guarantee the access status of an individual article.
NASA’s Chandra Unveils Mysterious X-Ray Objects
Free
Published time
Historical timestamp basis was not recorded
Open at publisher ↗This is a timeline of URSY feed observations and grouping corrections. It is not necessarily the chronology of the real-world event. Historical stories may have been grouped after their original first-seen time.
Event grouping created
Recorded by grouping algorithmFeed item joined this group · NASA
Recorded by grouping algorithmPublisher joined this group · NASA
Recorded by grouping algorithmURSY groups publisher-feed metadata. It does not fetch or republish full article bodies. Read the original reporting through the publisher links above. Text and image rights stay with the publishers; API access grants no republication rights.
The label is a deterministically selected publisher headline. Group membership can be corrected, and changes remain visible in the observation log. The archive retains up to 400 items per configured source feed; a publisher may have several feeds; older member text may no longer be available.
evt_387c664daa3a01092780bf9fb9113a8devent-cluster-v1.0.2Event descriptor and provenance data · Collection and event health