Astronomers from the Chinese Academy of Sciences (CAS) have employed the Lijiang 2.4-m telescope to perform optical photometric and spectroscopic observations of a core-collapse Type IIP supernova designated SN 2024abfl. Results of the observational campaign, published April 2 on the arXiv, preprint server, deliver essential information regarding the origin of this peculiar supernova.

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The acquisition of the radio frequency signal from the Artemis II crewed mission to the moon by NASA’s Deep Space Network (DSN) is indicated by the peak in the data signal shown on the top computer screen.

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The Artemis II astronauts conducted a historic lunar flyby, gathered invaluable data and took in unprecedented moon views, but one of the most crucial moments of their 10-day mission is still to come: Friday’s splashdown.

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On Earth, extreme solar activity often appears as beautiful, benign auroras. But venturing beyond the safety of the Earth’s magnetic field, one faces the full brunt of a temperamental star that can suddenly erupt with flares and coronal mass ejections.

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On April 10, Artemis II—humanity’s first mission to the moon in more than half a century—will draw to a close when the Orion capsule carrying four crew members detaches from its service module.

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Reading the “Mars Trilogy” by Kim Stanley Robinson brings the benefits and pitfalls of efforts to terraform the red planet into sharp relief. Since the 1970s, when Carl Sagan first suggested the possibility that we could make Mars more Earth-like, that process has been a staple of science fiction. But there’s always been a significant […]