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Users of astronomical observatories rely on Exposure Time Calculators (ETC) to prepare their proposals and then their observations. The ETC is therefore a crucial element in an observatory's data workflow and in particular is key to…

Instrumentation and Methods for Astrophysics · Physics 2024-07-04 Henri M. J. Boffin , Jakob Vinther , Gurvan Bazin , David Huerta , Yves Jung , Lars K. Lundin , Malgorzata Stellert

The Gaia spacecraft of the European Space Agency (ESA) has been securing observations of solar system objects (SSOs) since the beginning of its operations. Gaia Data Release 2 (DR2) contains the observations of a selected sample of 14,099…

Earth and Planetary Astrophysics · Physics 2018-08-15 Gaia Collaboration , F. Spoto , P. Tanga , F. Mignard , J. Berthier , B. Carry , A. Cellino

We present the discovery of 52 eclipsing quadruple star candidates detected in TESS Full Frame Image eleanor data by machine learning and citizen scientists. The uniformly-vetted and -validated targets exhibit two sets of eclipses following…

Context. The precise determinations of stellar mass at $\sim$1% provide important constraints on stellar evolution models. Accurate parallax measurements can also serve as independent benchmarks for the next Gaia data release. Aims. We aim…

Solar and Stellar Astrophysics · Physics 2019-11-27 A. Gallenne , G. Pietrzyński , D. Graczyk , B. Pilecki , J. Storm , N. Nardetto , M. Taormina , W. Gieren , A. Tkachenko , P. Kervella , A. Mérand , M. Weber

This white paper advocates for the creation of a community-wide program to maintain precise mid-transit times of exoplanets that would likely be targeted by future platforms. Given the sheer number of targets that will require careful…

A promising method to detect earth-sized exoplanets is the timing analysis of a known transit. The technique allows a search for variations in transit duration or center induced by the perturbation of a third body, e.g. a second planet or…

Earth and Planetary Astrophysics · Physics 2010-09-30 V. Nascimbeni , G. Piotto , L. R. Bedin , M. Damasso

Targeted observations of possible exomoon host systems will remain difficult to obtain and time-consuming to analyze in the foreseeable future. As such, time-domain surveys such as Kepler, K2 and TESS will continue to play a critical role…

Earth and Planetary Astrophysics · Physics 2021-09-23 Alex Teachey , David Kipping

We highlight how guaranteed time observations (GTOs) and early release science (ERS) will advance understanding of exoplanet atmospheres and provide a glimpse into what transiting exoplanet science will be done with JWST during its first…

The high-precision photometry from NASA's Kepler and TESS missions has revolutionized exoplanet detection, enabling the discovery of over 5500 confirmed exoplanets via the transit method and around 10000 additional candidates awaiting…

Earth and Planetary Astrophysics · Physics 2025-12-02 Sarah Huang , Chen Jiang

In this work, we present Alfnoor, a dedicated tool optimised for population studies of exoplanet atmospheres. Alfnoor combines the latest version of the retrieval algorithm TauREx 3, with the instrument noise simulator ArielRad and enables…

Earth and Planetary Astrophysics · Physics 2020-10-12 Quentin Changeat , Ahmed Al-Refaie , Lorenzo V. Mugnai , Billy Edwards , Ingo P. Waldmann , Enzo Pascale , Giovanna Tinetti

Many physical parameters that can be estimated from space mission tracking data influence both the translational dynamics and proper time rates of observers. These different proper time rates cause a variability of the time transfer…

Earth and Planetary Astrophysics · Physics 2016-03-23 Dominic Dirkx , Ron Noomen , Pieter Visser , Leonid Gurvits , Bert Vermeersen

Advances in high-precision spectrographs have paved the way for the search for an Earth analogue orbiting a Sun-like star within its habitable zone. However, the research community remains limited by the presence of stellar noise produced…

Earth and Planetary Astrophysics · Physics 2023-09-21 Lalitha Sairam , Amaury H. M. J. Triaud

ExoplANETS-A is an EU Horizon-2020 project with the primary objective of establishing new knowledge on exoplanet atmospheres. Intimately related to this topic is the study of the host-stars radiative properties in order to understand the…

This paper presents the design and implementation of an AI vision-controlled orthotic hand exoskeleton to enhance rehabilitation and assistive functionality for individuals with hand mobility impairments. The system leverages a Google Coral…

Robotics · Computer Science 2025-04-24 Connor Blais , Md Abdul Baset Sarker , Masudul H. Imtiaz

In the late 1990s, the Optical Gravitational Lensing Experiment (OGLE) team conducted the second phase of their long-term monitoring programme, OGLE-II, which since has been superseded by OGLE-III. All the monitoring data of this second…

Astrophysics · Physics 2009-11-13 I. Snellen , R. van der Burg , M. de Hoon , F. Vuijsje

The frequency of planets in binaries is an important issue in the field of extrasolar planet studies because of its relevance in the estimation of the global planet population of our galaxy and the clues it can give to our understanding of…

Earth and Planetary Astrophysics · Physics 2020-02-28 Mariangela Bonavita , Silvano Desidera

While no conclusive detections of exomoons have been reported to date, planet formation theories predict that satellites should be a common outcome of the collisional dynamics in early extrasolar systems. Such satellites have the potential…

Earth and Planetary Astrophysics · Physics 2026-04-08 Emily K. Pass , David Charbonneau , Andrew Vanderburg , Jacob L. Bean

The Transit Ephemeris Refinement and Monitoring Survey (TERMS) conducts radial velocity and photometric monitoring of known exoplanets in order to refine planetary orbits and predictions of possible transit times. This effort is primarily…

In the last decade, over a million stars were monitored to detect transiting planets. Manual interpretation of potential exoplanet candidates is labor intensive and subject to human error, the results of which are difficult to quantify.…

Instrumentation and Methods for Astrophysics · Physics 2017-12-20 Kyle A. Pearson , Leon Palafox , Caitlin A. Griffith

The primary goal of the Ariel space telescope is to conduct the biggest spectroscopic survey of transiting exoplanets to characterize their atmospheres and weather. We propose to extend the Ariel survey to another domain of alien…

Earth and Planetary Astrophysics · Physics 2026-05-29 Roman Akhmetshyn , Nicolas B Cowan , Sarah Casewell