a

• Bernard Asabere

• Anke Ardern-Arentsen

  Institute Of Astronomy, Cambridge

• Marcelino Agúndez

• Naomi Asabre-Frimpong

• João Alves

• Vladimir Airapetian

• Thomas Ayres

• Naira Azatyan

• Derenik Andreasyan

• Mahdi Abdollahi

• Friedrich Anders

  Universitat De Barcelona

• Eirini Angeloudi

• Richard Anderson

  EPFL

• Lorenzo Amati

  Inaf - Oas Bologna

• Teresa Antoja

• Guillem Aznar-Menargues

• Flor Arevalo Gonzalez

  INAF, Sapienza University Of Rome, Tor Vergata University of Rome

• Tony Angel

• Ahmed Magdy Abdelaziz

• Dana Alina

  Nazarbayev University

• Costanza Argiroffi

• Hiddo Algera

• Francisco Arizo Borillo

  Centro De Estudios De Física Del Cosmos De Aragón (cefca))

• Péter Ábrahám

• Nabila Aghanim

• Hakim Atek

  Paris Institute Of Astrophysics

• Hala Alqubelat

  European Southern Observatory

• Luis Abalo

  Leiden University

• Roberta Amato

• Louis Amard

  Geneva Observatory

• Manuel Arca Sedda

• Romain Allart

• Étienne Artigau

• Mélanie Armante

  Inaf Arcetri

• Aisha Sultan Almannaei

• Tomás Azevedo Silva

  INAF - Osservatorio Astrofisico di Arcetri

• Duarte Almeida

• Paola Andreani

• Alessio Anitra

  Università Di Cagliari

• Pedro José Amado

• Bruno Altieri

• Fabio Acero

  Cnrs

• Amar Aryan

  Graduate Institute of Astronomy, National Central University, Taiwan

• null and the NICE team

• Nacho Añez Lopez

• Narsireddy Anugu

• Alex Andersson

  Breakthrough Listen - University Of Oxford

• Bharti Arora

  Jaypee Institute Of Information Technology, Noida

• Alexandre Adam

• Biruk Abrham Abte

  Space Science And Geospatial Institute

• Karla Ziboney Arellano-Córdova

• Markus Ambrosch

• Natalie H. Allen

• Prune C. August

• Susanne Aalto

• Pedro Azóia

  University Of Lisbon

• Ahmad Ali

• Anish Amarsi

• Pablo Agustín Martín-Torres

• Sean Andrews

• Elizabeth Artur de la Villarmois

• M. Ali Alpar

• Aayush Arya

  Niels Bohr Institute, University Of Copenhagen

• Paul Amiot

  Irap

• Angela Adamo

  Stockholm University

• Eva-Maria Ahrer

• Pedro J. Amado

• Aditya M. Arabhavi

• Elena Arjona-Gálvez

  Instituto De Astrofísica De Canarias (iac)

• Julia Alfonso-Garzón

  Centro De Astrobiología (csic-inta)

• Yusuke Aso

• Abdelkader Aliane

• Philippe André

• Pablo Arnalte-Mur

  Universitat De València

• Victor Acciari

• Solmaz Adeli

• Ana Acebron

• ALPINE team

• Stefano Ascenzi

• Eleonora Ammanito

• Evelyne Alecian

  University Grenoble Alpes

• Adnan-Ali Ahmad

• S Andrianomena

• F Abbate

• null and the WISCI collaboration

• Pedro Almeida

  Universidad Internacional de Valencia

• Guillem Anglada

• Pedro Amado

• Filip Alamaa

  Kth Royal Institute Of Technology

• Dylan Adrien

  CEA/Irfu/Dap-AIM

• Mohammad Akhlaghi

• BABATUNDE AKINSANMI

  University Of Geneva

• Alberto Accomazzi

  Center For Astrophysics

• Anja Anderson

• S. Agarwal

• N. Arendse

• Matthias Ammler-von Eiff

• Craig Anderson

  Anu

• Rodrigo Alvarez-Gutierrez

  University Of St Andrews

• Carrie Anderson

• Carlos Allende Prieto

  Instituto De Astrofisica De Canarias

• Mohamed Amrar

  Cadi Ayyad University

• Tigran Arshakian

• Yosry Azzam

  National Research Institute of Astronomy & Geophysics (NRIAG)

• José María Arroyo Polonio

  Instituto De Astrofísica De Canarias

• Neslihan Alan

  Fatih Sultan Mehmet Vakif University

• Poojan Agrawal

• Alexey Alakoz

• Kevin Alabarta

• Ricardo O. Amorín

• Dana Anderson

• Ayan Acharyya

• Anelise Audibert

  Instituto de Astrofísica de Canarias

• Beatriz Agís-González

• Ivan Agudo

• Alfred Amruth

• Jean-Charles Augereau

• M. Arabsalmani

• Elena Amato

• Sana Ahmed

  Trinity College Dublin

• Amruth Alfred

• Lee Armus

• Konstantina Anastasopoulou

• Victor Almendros-Abad

• Zubareva Aleksandra

• Marc Audard

  University Of Geneva/EAS

• Vardan Adibekyan

• Mahmoud Alawashra

• Valentina Abril Melgarejo

  Observatoire de Paris

• Jaime Alonso Hernández

  Centro De Astrobiología (csic-inta)

• Katie Auchettl

• Julián David Alvarado-Gómez

• Giambattista Aresu

• Owen A. Johnson

• Fabrizio Arrigoni Battaia

• Dany Atallah

• Roi Alonso

• Ricardo Amorín

• Rossella Anania

  Università Degli Studi Di Milano

• Eleni Antonopoulou

  National Kapodistrian University Of Athens / Academy Of Athens

• Iair Arcavi

  Tel Aviv University

• Hayk Abrahamyan

  Byurakan Astrophysical Observatory

• Sean M. Andrews

• Morten Andersen

  European Southern Observatory

• Yuri Aikawa

• Marco Ajello

• Lorena Aragüete Riesco

  Granada University

• Javier Alonso-Santiago

• Friedriech Anders

• Maria del Carmen Argudo-Fernández

  University Of Granada

• Md Redyan Ahmed

  The University Of Sydney

• Aashiya Anitha Shaji

  Lux, Paris Observatory

• Miguel-Ángel Aloy

• L. A. Almeida

• J. Aires

• L. Andrade

• Hedieh Abdollahi

  Konkoly Observatory

• Yasir Abdul Qadir

  University of Turku

• Joseph Armstrong

  Chalmers University Of Technology

• Anabella Araudo

• null A. M. Nicuesa Guelbenzu

• null A. Rossi

• null A. Camisasca

• null A. Rau

• Elena Ambrosi

• David Alaluf

• Aşkın Ankay

• Valentin Allard

• Manan Agarwal

  University of Amsterdam

• Javier Alcolea

• Utsav Akhaury

• Nicole Arulanantham

• G.C. Anupama

• Bernhard Aringer

• Ka Yui Au

  National Cheng Kung University

• Karla Z. Arellano-Córdova

• Maksim Andreev

• Jean-Luc Atteia

• David Alonso-López

  Universidad Complutense De Madrid & Iparcos

• Saad Ahmed

• Francisco Ardevol Martinez

  American Museum Of Natural History

• Mohamed Aboushelib

  National Research Institute Of Astronomy And Geophysics

• Zainab Awad

• Mari-Liis Aru

  ESO

• Jakob Adamczewski

• Ricard Aguilera Miret

  Hamburg Universität

• Alexander Andersson

• María Arévalo Sánchez

• null and the EPOPEE collaboration

• Stacey Alberts

  Space Telescope Science Institute

• Goutham Anitha Kumari

• Eric Agol

• Artur Avakyan

  Institute of Astronomy and Astrophysics Tuebingen (IAAT)

• Bojan Arbutina

• Maryam Arabsalmani

• Joseph Allingham

  Ben Gurion University

• Mercy Akintola

  Climate In Africa

• Furkan Akbaba

  Istanbul University

• Melissa Amenouche

• Sharone Abhilash

• Edoardo Arrigoni

  Inaf-iasf Milano, Unimib

• Laurence Arcadias

  LJMU/MICA

• Fatemeh Abedini

  Institute For Advanced Studies In Basic Sciences (iasbs)

• Lucia Armillotta

• Sarah ABELLAN

• Conny Aerts

• Magda Arnaboldi

• Anna Aret

• Godson Abbey

• and the PRODIGE collaboration

• Laura Affer

• and the JOYS collaboration

• Jairo Andrés Alzate

• Miora Andriantsaralaza

• Jairo Andres Alzate Trujillo

  Cefca

• Fernando Aguado-Agelet

• Sonia Antón

• ALMA-IMF team

• Maria Argudo-Fernández

• Daniel Ariza-Quintana

• Mohammadreza Ayromlou

• Silvia Almada Monter

  Max Planck Institute for Astrophysiscs

• Felipe Alarcón

  Università Degli Studi Di Milano

• Mark Allen

• Carlos Abia

• Adam Avison

• Ossama Azagrouze

• Eric P. Andersson

• D. Arzoumanian

• Borja Anguiano

  Center For The Study Of Physics Of The Cosmos Of Aragón (cefca) - University Of Virginia