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Related papers: Detecting solar g-modes with ASTROD

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The Astrodynamical Space Test of Relativity using Optical Devices (ASTROD) is a multi-purpose relativity mission concept. ASTROD's scientific goals are the measurement of relativistic and solar system parameters to unprecedented precision,…

General Relativity and Quantum Cosmology · Physics 2008-11-26 Antonio Pulido Paton

ASTROD is a relativity mission concept encompassing multi-purposes. One of its main purposes is to detect gravitational waves sensitive to low-frequency band similar to LISA, but shifted to lower frequencies. In this aspect, ASTROD would…

Astrophysics · Physics 2007-05-23 Antonio Pulido Paton , Wei-Tou Ni

The possibility of detecting solar oscillation modes using space-based gravitational-wave detectors has been investigated in the context of gravitational-wave interferometry, with Polnarev \cite{Polnarev:2009xf} demonstrating that…

General Relativity and Quantum Cosmology · Physics 2026-03-25 Aman Awasthi

The magnitudes of the external gravitational perturbations associated with the normal modes of the Sun are evaluated to determine whether these solar oscillations could be observed with the proposed Laser Interferometer Space Antenna…

General Relativity and Quantum Cosmology · Physics 2011-09-09 Curt Cutler , Lee Lindblom

The Astrodynamical Space Test of Relativity using Optical Devices (ASTROD) mission consists of three spacecraft in separate solar orbits and carries out laser interferometric ranging. ASTROD aims at testing relativistic gravity, measuring…

General Relativity and Quantum Cosmology · Physics 2009-11-11 Sachie Shiomi

In this paper, we present an overview of ASTROD (Astrodynamical Space Test of Relativity using Optical Devices) and ASTROD I mission concepts and studies. The missions employ deep-space laser ranging using drag-free spacecraft to map the…

Astrophysics · Physics 2008-11-26 Wei-Tou Ni

We investigate the possibility of observing very small amplitude low frequency solar oscillations with the proposed laser interferometer space antenna LISA. For frequencies below $\sim 2\times 10^{-4}$ Hz the dominant contribution is from…

Astrophysics · Physics 2007-05-23 I. W. Roxburgh , A. G. Polnarev , G. Giampieri , S. V. Vorontsov

Gravitational wave (GW) detection in space is aimed at low frequency band (100 nHz - 100 mHz) and middle frequency band (100 mHz - 10 Hz). The science goals are the detection of GWs from (i) Supermassive Black Holes; (ii) Extreme-Mass-Ratio…

Instrumentation and Methods for Astrophysics · Physics 2016-12-06 Wei-Tou Ni

ASTROD (Astrodynamical Space Test of Relativity using Optical Devices) is a mission concept with three spacecraft -- one near L1/L2 point, one with an inner solar orbit and one with an outer solar orbit, ranging coherently with one another…

General Relativity and Quantum Cosmology · Physics 2009-11-10 Wei-Tou Ni , Sachie Shiomi , An-Chi Liao

We investigate the possibility of observing very small amplitude low frequency solar oscillations with the proposed laser interferometer space antenna (LISA). For frequencies $\nu$ below $3\times 10^{-4} {\rm Hz}$ the dominant contribution…

General Relativity and Quantum Cosmology · Physics 2009-11-19 A. G. Polnarev , I. W. Roxburgh , D. Baskaran

Super-ASTROD (Super Astrodynamical Space Test of Relativity using Optical Devices or ASTROD III) is a mission concept with 3-5 spacecraft in 5 AU orbits together with an Earth-Sun L1/L2 spacecraft ranging optically with one another to probe…

Astrophysics · Physics 2009-11-13 Wei-Tou Ni

ASTROD I is the first planned space mission in a series of ASTROD missions for testing relativity in space using optical devices. The main aims are: (i) to test General Relativity with an improvement of three orders of magnitude compared to…

General Relativity and Quantum Cosmology · Physics 2013-01-09 Hanns Selig , Claus Laemmerzahl , Wei-Tou Ni

ASTROD-GW (ASTROD [Astrodynamical Space Test of Relativity using Optical Devices] optimized for Gravitation Wave detection) is an optimization of ASTROD to focus on the goal of detection of gravitation waves. The detection sensitivity is…

General Relativity and Quantum Cosmology · Physics 2013-04-02 G. Wang , W. -T. Ni

The Laser Interferometer Space Antenna (LISA) is a proposed space mission for the detection of gravitational waves. It consists of three drag-free satellites flying in a triangular constellation. A gravitational reference sensor is used in…

Instrumentation and Methods for Astrophysics · Physics 2013-02-08 Andreas Zoellner , Eric Hultgren , Ke-Xun Sun

Solar gravity modes are considered as the {\it Rosetta Stone} for probing and subsequently deciphering the physical properties of the solar inner-most layers. Recent claims of positive detection therefore shed some new light on the…

Solar and Stellar Astrophysics · Physics 2022-11-30 Kévin Belkacem , Charly Pinçon , Gaël Buldgen

ASTRODynamical Space Test of Relativity using Optical Devices I (ASTROD I) mainly aims at testing relativistic gravity and measuring the solar-system parameters with high precision, by carrying out laser ranging between a spacecraft in a…

General Relativity and Quantum Cosmology · Physics 2009-11-11 Sachie Shiomi , Wei-Tou Ni

With the inception of gravitational wave astronomy, astrophysical studies using interferometric techniques have begun to probe previously unknown parts of the universe. In this work, we investigate the potential of a new interferometric…

Earth and Planetary Astrophysics · Physics 2022-03-30 Andrew G. Sullivan , Doğa Veske , Zsuzsa Márka , Imre Bartos , Szabolcs Márka

ASTROD (Astrodynamical Space Test of Relativity using Optical Devices) mission concept is to conduct high-precision measurement of relativistic effects,solar-system parameters and gravitational waves. In this paper, we first extend the…

Astrophysics · Physics 2012-10-17 Dah-Wei Chiou , Wei-Tou Ni

We study how rotation affects observable amplitudes of high-order g- and mixed r/g-modes and examine prospects for their detection and identification. Our formalism, which is described in some detail, relies on a nonadiabatic generalization…

Astrophysics · Physics 2007-05-23 J. Daszynska-Daszkiewicz , W. A. Dziembowski , A. A. Pamyatnykh
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