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Recently, Tamanini & Danielski (2019) discussed the possibility to detect circumbinary exoplanets (CBPs) orbiting double white dwarfs (DWDs) with the Laser Interferometer Space Antenna (LISA). Extending their methods and criteria, we…

Earth and Planetary Astrophysics · Physics 2021-11-19 Yacheng Kang , Chang Liu , Lijing Shao

Gravitational radiation from the galactic population of white dwarf binaries is expected to produce a background signal in the LISA frequency band. At frequencies below 1 mHz, this signal is expected to be confusion-limited and has been…

General Relativity and Quantum Cosmology · Physics 2009-11-10 M. J. Benacquista , J. DeGoes , D. Lunder

Current gravitational wave detectors are sensitive to coalescing black holes and neutron stars. However, double white dwarfs (DWDs) have long been recognized as promising sources of gravitational waves, and upcoming detectors like LISA will…

I present an overview of the Galactic binaries that form the foreground for the ESA/NASA Laser Interferometer Space Antenna (LISA). The currently known population is discussed, as well as current and near-future large-scale surveys that…

Solar and Stellar Astrophysics · Physics 2009-04-21 G. Nelemans

Double white dwarfs (DWDs) are by far the most common compact binaries in the Milky Way, are important low-frequency gravitational-wave sources, and in some cases merge to become Type Ia supernovae. So far, no DWD has been identified solely…

Solar and Stellar Astrophysics · Physics 2026-02-16 Gautham Adamane Pallathadka , Yossef Zenati , Nadia L. Zakamska , Ngan H. Nguyen , Anthony L. Piro

White dwarf binaries are the most common compact binaries in the Universe and are especially important for low-frequency gravitational wave detectors such as LISA. There are a number of open questions about binary evolution and the Galactic…

Astrophysics · Physics 2008-11-26 G. Nelemans

Compact Galactic binaries where at least one member is a white dwarf or neutron star constitute the majority of individually detectable sources for future low-frequency space-based gravitational-wave (GW) observatories; they also form an…

Astrophysics of Galaxies · Physics 2015-06-03 Samaya Nissanke , Michele Vallisneri , Gijs Nelemans , Thomas A. Prince

In the context of the future Laser Interferometer Space Antenna (LISA) mission, galactic binary systems of white dwarfs and neutron stars will represent the dominant source of Gravitational Waves (GWs) within the…

General Relativity and Quantum Cosmology · Physics 2022-11-28 Adrien Bourgoin , Christophe Le Poncin-Lafitte , Stéphane Mathis , Marie-Christine Angonin

Future searches for gravitational waves from space will be sensitive to double compact objects (DCOs) in our Milky Way. We present new simulations of the populations of double black holes (BHBHs), black hole neutron stars (BHNSs) and double…

High Energy Astrophysical Phenomena · Physics 2022-10-12 Tom Wagg , Floor S. Broekgaarden , Selma E. de Mink , Lieke A. C. van Son , Neige Frankel , Stephen Justham

Short-period Galactic double white dwarf (DWD) systems will be observable both in visible light through photometric monitoring and in mHz-range gravitational waves (GWs) with forthcoming space-based laser interferometry such as LISA. When…

Solar and Stellar Astrophysics · Physics 2025-08-06 Nathaniel Leslie , Liang Dai , Kevin Burdge

Accreting binary white dwarf systems are among the sources expected to emanate gravitational waves that the Laser Interferometer Space Antenna (LISA) will detect. We investigate how accurately the binary parameters may be measured from LISA…

High Energy Astrophysical Phenomena · Physics 2024-07-04 Sophia Yi , Shu Yan Lau , Kent Yagi , Phil Arras

The Lunar Gravitational Wave Antenna (LGWA) is a proposed gravitational-wave detector that will observe in the decihertz (dHz) frequency region. In this band, binary white dwarf systems are expected to merge, emitting gravitational waves.…

General Relativity and Quantum Cosmology · Physics 2026-04-22 Giovanni Benetti , Marica Branchesi , Jan Harms , Jean-Pierre Zendri

Using the proposed space gravitational wave detector LISA, we will be able to measure the geometrical configurations of $\sim 10^4$ close white dwarf binaries in our Galaxy. The obtained data will be an entirely new resource to examine the…

High Energy Astrophysical Phenomena · Physics 2024-10-31 Naoki Seto

The space based gravitational wave detector LISA is expected to observe a large population of Galactic white dwarf binaries whose collective signal is likely to dominate instrumental noise at observational frequencies in the range 10^{-4}…

General Relativity and Quantum Cosmology · Physics 2009-11-11 Soumya D. Mohanty , Rajesh K. Nayak

The nature of progenitors of Type Ia supernovae has long been debated, primarily due to the elusiveness of the progenitor systems to traditional electromagnetic observation methods. We argue that gravitational wave observations with the…

High Energy Astrophysical Phenomena · Physics 2024-10-30 Valeriya Korol , Riccardo Buscicchio , Ruediger Pakmor , Javier Morán-Fraile , Christopher J. Moore , Selma E. de Mink

Laser Interferometer Space Antenna (LISA) will observe gravitational waves from galactic binaries (GBs) of white dwarfs or neutron stars. Some of these objects are among the most magnetic astrophysical objects in the Universe. Magnetism, by…

We consider a potentially new class of gravitational wave sources consisting of a white dwarf coalescing into a massive black hole in the mass range ~10^4-10^5\msun. These sources are of particular interest because the gravitational wave…

Astrophysics · Physics 2009-11-13 A. Sesana , A. Vecchio , M. Eracleous , S. Sigurdsson

Binary stars consisting of a white dwarf and a main sequence star (WDMS) are valuable for studying key astrophysical questions. However, observational biases strongly affect the known population, particularly unresolved systems where the…

Solar and Stellar Astrophysics · Physics 2025-03-19 Alejandro Santos-García , Santiago Torres , Alberto Rebassa-Mansergas , Alex J. Brown

The Laser Interferometer Space Antenna (LISA) will open the low-frequency (0.1-100 mHz) part of the gravitational wave spectrum to direct observation. Of order 3600 galactic close binary white dwarfs will be individually resolvable in its…

Solar and Stellar Astrophysics · Physics 2015-05-20 Ronald F. Webbink

Data analysis for the proposed Laser Interferometer Space Antenna (LISA) will be complicated by the huge number of sources in the LISA band. Throughout much of the band, galactic white dwarf binaries (GWDBs) are sufficiently dense in…

General Relativity and Quantum Cosmology · Physics 2008-11-26 Etienne Racine , Curt Cutler