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Related papers: The Gaia Archive

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Open clusters are convenient probes of the structure and history of the Galactic disk. They are also fundamental to stellar evolution studies. The second Gaia data release contains precise astrometry at the sub-milliarcsecond level and…

Context: Accurate distance measurements are fundamental to the study of Planetary Nebulae (PNe) but have long been elusive. The most accurate and model-independent distance measurements for galactic PNe come from the trigonometric…

Solar and Stellar Astrophysics · Physics 2020-07-01 N. Chornay , N. A. Walton

Context. Gaia Early Data Release 3 (EDR3), published in December 2020, features improved photometry and astrometry over that published in the previous DR2 file, and includes a substantially larger number of sources, of the order of 2,000…

Astrophysics of Galaxies · Physics 2021-12-14 I. González-Santamaría , M. Manteiga , A. Manchado , A. Ulla , C. Dafonte , P. López Varela

Gaia is an astrometric space experiment that is measuring positions, proper motions as well as parallaxes for a huge number of stars. It operates a medium-dispersion spectrometer, the RVS, that provides spectra and thus radial velocity…

Solar and Stellar Astrophysics · Physics 2025-01-24 E. Gosset , Y. Damerdji , T. Morel , L. Delchambre , J. -L. Halbwachs , G. Sadowski , D. Pourbaix , A. Sozzetti , P. Panuzzo , F. Arenou

Gaia is a satellite mission of the European Space Agency which is creating a catalogue of extremely accurate positions, distances and space motions of two billion stars in our Galaxy, along with more than one hundred thousand solar system…

Instrumentation and Methods for Astrophysics · Physics 2025-09-16 Michael Perryman

Gaia is ESA's ambitious space astrometry mission the main objective of which is to astrometrically and spectro-photometrically map 1000 Million celestial objects (mostly in our galaxy) with unprecedented accuracy. The announcement of…

We describe a set of tools, services and strategies of the Latin American Giant Observatory (LAGO) data repository network, to implement Data Accessibility, Reproducibility and Trustworthiness.

Digital Libraries · Computer Science 2019-08-13 H. Asorey , A. Martínez-Méndez , L. A. Núñez , A. Valbuena-Delgado

We discuss current efforts behind the curation of observing proposals, archive bibliographies, and data links in the NASA Astrophysics Data System (ADS). The primary data in the ADS is the bibliographic content from scholarly articles in…

Instrumentation and Methods for Astrophysics · Physics 2016-01-29 Alberto Accomazzi , Michael J. Kurtz , Edwin A. Henneken , Carolyn S. Grant , Donna M. Thompson , Roman Chyla , Alexandra Holachek , Jonathan Elliott

For the successful development of the astrophysics and, accordingly, for obtaining more complete knowledge of the Universe, it is extremely important to combine and comprehensively analyze information of various types (e.g., about charged…

Distributed, Parallel, and Cluster Computing · Computer Science 2018-11-16 Alexander Kryukov , Andrey Demichev

The NASA Exoplanet Archive and the Exoplanet Follow-up Observing Program service are two widely used resources for the exoplanet community. The NASA Exoplanet Archive provides a complete and accurate accounting of exoplanetary systems…

The Gaia hypothesis considers the life-environment coupled system as a single entity that acts to regulate and maintain habitable conditions on Earth. In this paper we discuss three mechanisms which could potentially lead to Gaia: Selection…

Populations and Evolution · Quantitative Biology 2021-11-24 R. Arthur , A. Nicholson

Data access and interoperability module connects the observation proposals, data, virtual machines and software. According to the unique identifier of PI (principal investigator), an email address or an internal ID, data can be collected by…

Instrumentation and Methods for Astrophysics · Physics 2014-11-20 Dongwei Fan , Boliang He , Jian Xiao , Shanshan Li , Changhua Li , Chenzhou Cui , Ce Yu , Zhi Hong , Shucheng Yin , Chuanjun Wang , Zihuang Cao , Yufeng Fan , Linying Mi , Wanghui Wan , Jianguo Wang

In this paper we explore visually the structure of the collection of a digital research data archive in terms of metadata for deposited datasets. We look into the distribution of datasets over different scientific fields; the role of main…

Digital Libraries · Computer Science 2012-04-17 Andrea Scharnhorst , Olav ten Bosch , Peter Doorn

The GAIA mission will produce an extraordinary database from which we should be able to deduce not only the Galaxy's current structure, but also much of its history, and thus cast a powerful light on the way in which galaxies in general are…

Astrophysics · Physics 2015-06-24 James Binney

GAIA (originally the acronym for Global Astrometric Interferometer for Astrophysics) is a mission of the European Space Agency (ESA) which will make the largest, most precise three dimensional map of our Galaxy by an unparalleled survey of…

Popular Physics · Physics 2021-06-10 Priya Hasan

In its all-sky survey, Gaia will monitor astrometrically and photometrically millions of main-sequence stars with sufficient sensitivity to brown dwarf companions within a few AUs from their host stars and to transiting brown dwarfs on very…

Solar and Stellar Astrophysics · Physics 2014-06-06 A. Sozzetti

The Gaia mission is described, along with its scientific potential and its updated science perfomances. Although it is often described as a self-calibrated mission, Gaia still needs to tie part of its measurements to external scales (or to…

Instrumentation and Methods for Astrophysics · Physics 2012-07-09 E. Pancino

Stellar variability studies are now reaching a completely new level thanks to ESA's Gaia mission, which enables us to locate many variable stars in the Hertzsprung-Russell diagram and determine the various instability strips/bands.…

We present the VOEventNet infrastructure for large-scale rapid follow-up of astronomical events, including selection, annotation, machine intelligence, and coordination of observations. The VOEvent standard is central to this vision, with…

Instrumentation and Methods for Astrophysics · Physics 2015-06-05 Roy D. Williams , Scott D. Barthelmy , Robert B. Denny , Matthew J. Graham , John Swinbank

Gaia is a very ambitious mission of the European Space Agency. At the heart of Gaia lie the measurements of the positions, distances, space motions, brightnesses and astrophysical parameters of stars, which represent fundamental pillars of…

Instrumentation and Methods for Astrophysics · Physics 2013-03-05 L. Eyer , B. Holl , D. Pourbaix , N. Mowlavi , C. Siopis , F. Barblan , D. W. Evans , P. North
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