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In recent years, a large number of geosynchronous satellites are being planned to provide augmentation services for enhancing the precision to global positioning systems, e.g., GPS, in applications such as aircraft landing. In this paper,…

Space Physics · Physics 2011-09-23 C. R. Subrahmanya , Peeyush Prasad , R. Somashekar

The world is changing fast, and so is the space sector. Planning for large scientific experiments two decades ahead may no longer be the most sensible approach. I develop the argument that large science experiments are becoming comparable…

Instrumentation and Methods for Astrophysics · Physics 2021-12-15 Guillem Anglada-Escudé

In this report, we review the current state of methodologies to forecast the arrival of artificial general intelligence, assess their reliability, and analyze the implications for strategy and policy. We synthesize diverse forecasting…

Computers and Society · Computer Science 2026-04-28 Gopal P. Sarma , Sunny D. Bhatt , Michael Jacob , Rachel Steratore

Observatories need to measure and evaluate the scientific output and overall impact of their facilities. An observatory bibliography consists of the papers published using that observatory's data, typically gathered by searching the major…

Public observatory project is playing more and more important role in science popularization education and scientific research, and many amateur astronomers also have began to build their own observatories in remote areas. As a result of…

Instrumentation and Methods for Astrophysics · Physics 2018-01-19 Jun Han , Dongwei Fan , Chenzhou Cui , Chuanzhong Wang , Shanshan Li , Linying Mi , Zheng Li , Yunfei Xu , Boliang He , Changhua Li , Yihan Tao , Sisi Yang

The Gemini Planet Imager (GPI) is currently in its final Acceptance & Testing stages. GPI is an XAO system based on a tweeter & woofer architecture (43 & 9 actuators respectively across the pupil), with the tweeter being a Boston…

Observations with interferometric gravitational-wave detectors result in probability sky maps that are multimodal and spread over 10-100 deg^2. We present a scheme for maximizing the probability of imaging optical counterparts to…

Instrumentation and Methods for Astrophysics · Physics 2012-04-23 Leo Singer , Larry Price , Antony Speranza

As the next decade approaches, it is once again time for the US astronomical community to assess its investment priorities for the coming decade on the ground and in space. This report, created to aid NOAO in its planning for the 2020…

Instrumentation and Methods for Astrophysics · Physics 2019-01-28 Joan R. Najita

The Solar Submillimeter Telescope (SST) is an unique instrument that has been observing the Sun daily since 2001 bringing a wealth of information and raising new questions about the particle acceleration and transport, and emission…

Instrumentation and Methods for Astrophysics · Physics 2023-07-17 C. Guillermo Giménez de Castro , Jean-Pierre Raulin , Adriana Valio , Emilia Correia , Paulo J. A. Simoes , Sergio Szpigel

Technical discussions of the Laser Interferometer Gravitational Wave Observatory (LIGO) sensitivity often focus on its effective sensitivity to gravitational waves in a given band; nevertheless, the goal of the LIGO Project is to ``do…

General Relativity and Quantum Cosmology · Physics 2009-11-07 Lee Samuel Finn

Modern astronomical surveys such as the Large Synoptic Sky Survey (LSST) promise an unprecedented wealth of discoveries, delivered in the form of ~10 million alerts of time-variable events per night. Astronomers are faced with the daunting…

Instrumentation and Methods for Astrophysics · Physics 2018-06-26 R. A. Street , M. Bowman , E. S. Saunders , T. Boroson

In the search for a sustainable approach for software ecosystems that supports experimental and observational science (EOS) across Oak Ridge National Laboratory (ORNL), we conducted a survey to understand the current and future landscape of…

Software Engineering · Computer Science 2022-09-07 David E Bernholdt , Mathieu Doucet , William F Godoy , Addi Malviya-Thakur , Gregory R Watson

In this contribution a primary feasibility study of different orbital configurations for Millimetron space observatory is presented. Priority factors and limitations were considered by which it is possible to assess the capabilities of a…

Instrumentation and Methods for Astrophysics · Physics 2022-04-27 A. G. Rudnitskiy , P. V. Mzhelskiy , M. A. Shchurov , T. A. Syachina , P. R. Zapevalin

Some attempts to predict the very distant future of Radio Astronomy are given. It is not easy to predict a list of the first priority problems which may appear, but the facilities potential is more predictable. It is suggested, that in…

Astrophysics · Physics 2007-05-23 Yu. N. Parijskij

The Gemini Planet Imager is a high-contrast near-infrared instrument specifically designed to image exoplanets and circumstellar disks over a narrow field of view. We use science data and AO telemetry taken during the first 1.5 yr of the…

The Stellar Observations Network Group prototype telescope at the Teide Observatory has been operating in scientific mode since March 2014. The first year of observations has entirely been carried out using the high resolution echelle…

Instrumentation and Methods for Astrophysics · Physics 2019-01-25 M. F. Andersen , F. Grundahl , A. H. Beck , P. Pallé

The SKA will be a state of the art radiotelescope optimized for both large area surveys as well as for deep pointed observations. In this paper we analyze the impact that the SKA will have on Galactic studies, starting from the immense…

In this decade astronomy is undergoing a paradigm shift to handle data from next generation observatories such as the Square Kilometre Array (SKA) or the Vera C. Rubin Observatory (LSST). Producing real time data streams of up to 10 TB/s…

Instrumentation and Methods for Astrophysics · Physics 2021-09-23 Michael A. C. Johnson , Marcus Paradies , Marta Dembska , Kristen Lackeos , Hans-Rainer Klöckner , David J. Champion , Sirko Schindler

In recent decades, astronomy and astrophysics have experienced several fundamental changes. On one hand, there has been a significant increase in the observation of transient phenomena, which are short-lived events such as supernova…

Instrumentation and Methods for Astrophysics · Physics 2024-07-16 Fabian Schüssler , M. de Bony de Lavergne , A. Kaan Alkan , J. Mourier

The Gemini Planet Imager (GPI) has been designed for the direct detection and characterization of exoplanets and circumstellar disks. GPI is equipped with a dual channel polarimetry mode designed to take advantage of the inherently…

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