Binned X-ray and optical orbital light curves of J2215. Less-finely binned light curves are shown by faded markers. Credit: Sullivan and Romani, 2024. Astronomers from the Stanford University in California have performed joint X-ray and optical observations of a massive “spider” pulsar designated PSR J2215+5135. Results of the observational campaign, presented in a paper published
Spatial distribution of extreme precipitation thresholds and extreme precipitation indices in summer on the TP. Credit: Science China Earth Sciences (2024). DOI: 10.1007/s11430-023-1321-6 Researchers have identified three distinct spatial types for summer extreme precipitation on the Tibetan Plateau: Northwest, Southeast, and Southern Himalayas types based on predefined thresholds for extreme precipitation. The study is published
HST WFC3 [N II] image of HM Sge and the surrounding nebula enhanced artistically to accentuate the main nebular features of different contrast scales for the large-scale nebular structure and central region. Credit: arXiv (2023). DOI: 10.48550/arxiv.2312.01984 Using the Hubble Space Telescope (HST) and the Stratospheric Observatory for Infrared Astronomy (SOFIA), astronomers have performed a
Credit: Unsplash/CC0 Public Domain In an article published in the Proceedings of the National Academy of Sciences Michael Mann, professor in the Department of Earth and Environmental Science in the University of Pennsylvania’s School of Arts & Sciences, and colleagues from Clemson University, the University of California Los Angeles, and Columbia University investigate the effects