TOI-1278 B: SPIRou unveils a rare Brown Dwarf Companion in Close-In Orbit around an M dwarf

Kavli Affiliate: George Ricker | First 5 Authors: Étienne Artigau, Guillaume Hébrard, Charles Cadieux, Thomas Vandal, Neil J. Cook | Summary: We present the discovery of an $18.5pm0.5$M$_{rm Jup}$ brown dwarf (BD) companion to the M0V star TOI-1278. The system was first identified through a percent-deep transit in TESS photometry; further analysis showed it to […]


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Indirect dark matter searches at ultrahigh energy neutrino detectors

Kavli Affiliate: Angela V. Olinto | First 5 Authors: Claire Guépin, Roberto Aloisio, Luis A. Anchordoqui, Austin Cummings, John F. Krizmanic | Summary: High to ultrahigh energy neutrino detectors can uniquely probe the properties of dark matter $chi$ by searching for the secondary products produced through annihilation and/or decay processes. We evaluate the sensitivities to […]


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CHIME/FRB Catalog 1 results: statistical cross-correlations with large-scale structure

Kavli Affiliate: Kiyoshi W. Masui | First 5 Authors: Masoud Rafiei-Ravandi, Kendrick M. Smith, Dongzi Li, Kiyoshi W. Masui, Alexander Josephy | Summary: The CHIME/FRB Project has recently released its first catalog of fast radio bursts (FRBs), containing 492 unique sources. We present results from angular cross-correlations of CHIME/FRB sources with galaxy catalogs. We find […]


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Spherical adjunctions of stable $infty$-categories and the relative S-construction

Kavli Affiliate: Mikhail Kapranov | First 5 Authors: Tobias Dyckerhoff, Mikhail Kapranov, Vadim Schechtman, Yan Soibelman, | Summary: We develop the theory of semi-orthogonal decompositions and spherical functors in the framework of stable $infty$-categories. Building on this, we study the relative Waldhausen S-construction $S_bullet(F)$ of a spherical functor $F$ and equip it with a natural […]


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Recurring Planetary Debris Transits and Circumstellar Gas around White Dwarf ZTF J0328$-$1219

Kavli Affiliate: Saul Rappaport | First 5 Authors: Zachary P. Vanderbosch, Saul Rappaport, Joseph A. Guidry, Bruce L. Gary, Simon Blouin | Summary: We present follow-up photometry and spectroscopy of ZTF J0328$-$1219 strengthening its status as a white dwarf exhibiting transiting planetary debris. Using TESS and Zwicky Transient Facility photometry, along with follow-up high speed […]


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Modeling Dense Star Clusters in the Milky Way and Beyond with the Cluster Monte Carlo Code

Kavli Affiliate: Pau Amaro Seoane | First 5 Authors: Carl L. Rodriguez, Newlin C. Weatherford, Scott C. Coughlin, Pau Amaro Seoane, Katelyn Breivik | Summary: We describe the public release of the Cluster Monte Carlo Code (CMC) a parallel, star-by-star $N$-body code for modeling dense star clusters. CMC treats collisional stellar dynamics using H’enon’s method, […]


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