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Astrophysics
Research into stars, galaxies, cosmology, planets, and the physics of the universe.
CHANNEL // 04 [455]
Astrophysics
Research into stars, galaxies, cosmology, planets, and the physics of the universe.
Hiding cosmic answers to help astronomers test their methods
Source published
- cosmology
- Lyman-alpha forest
- analysis blinding
Merging stars could give newborn black holes a faster spin
Source published
- black hole spin
- stellar mergers
- dense star clusters
Shared solar wind noise could skew space-based gravitational-wave searches
Source published
- solar wind
- gravitational-wave background
- LISA
Three black holes, changing partners: a new model follows mergers inside simulated galaxies
Source published
- massive black holes
- black hole triplets
- RAMCOAL
Ansky’s galaxy shows signs of black-hole activity before its 2019 brightening
Source published
- Ansky
- SDSS1335+0728
- black hole accretion
Inflation calculation shows how apparent changes in large-scale cosmic ripples cancel
Source published
- inflation
- curvature perturbations
- quantum loop corrections
Blazar jets could create a background that complicates high-frequency gravitational-wave searches
Source published
- gravitational waves
- blazar jets
- photon–graviton conversion
Simulated detector network sharpens the search for neutron stars’ faint internal vibrations
Source published
- neutron stars
- gravitational waves
- g-mode resonances
Learning from simulations could make kilonova analysis faster and more reliable
Source published
- kilonova
- simulation-based inference
- AT2017gfo
A single stellar vibration captures much of neutron stars’ tidal response
Source published
- neutron stars
- dynamical tides
- general relativity
Interstellar comet 3I/ATLAS sheds metals unevenly on its journey past the Sun
Source published
- 3I/ATLAS
- interstellar comet
- nickel
Galaxy arcs sharpen models of double-image quasars
Source published
- gravitational lensing
- doubly imaged quasars
- quasar host galaxies
A kinetic bridge for modeling plasma near black holes
Source published
- black hole accretion
- relativistic plasma
- kinetic magnetohydrodynamics
Simulated cosmic filaments reveal a shared dark-matter pattern
Source published
- cosmic web
- dark matter
- cosmic filaments
ALMA probes magnetic forces in a massive stellar nursery
Source published
- G327.29
- ALMA
- magnetic fields