World Space Observatory - Ultraviolet

Welcome to the WSO Science Control Center


The World Space Observatory - Ultraviolet (WSO-UV) is an international space telescope that will be launched in 2023 to guarantee observational access in the ultraviolet (UV) range to astronomers after the end of the Hubble Space Telescope (HST) mission.

This is the WSO Science Control Centre (SCC) web page hosted by the Joint Center for Ultraviolet Astronomy (JCUVA), located at the University Complutense of Madrid (UCM).

ANNOUNCEMENT: Call for proposals for the Core program requiring previous preparatory observations with other facilities

Release: June 18th, 2018

The Institute of Astronomy of the Russian Academy of Sciences and the Universidad Complutense de Madrid are pleased to announce the first Call for Proposals for the Core Scientific Program of WSO-UV. The call is open to Universities and Research Centers in Russia and Spain.
This first call is intended to enhance the scientific efficiency of WSO-UV and it is only open to proposals requiring preparatory observations with other facilities. Approved proposals will be granted Core Program time provided the teams show during the Phase I application that the preparatory observations have been completed successfully.

Proposing Calendar:

Letter of Intent (compulsory). Deadline, July  27th, 2018
List of Letters of Intent made public. September 14th, 2018
Call for Proposals. Opens October 8th, 2018
Call for Proposals. Deadline, December 14th, 2018, 17:00 UTC
Notification of the outcome of the selection process will be sent to all proposers in February 2019.
Call for Phase I Proposals.  Opens, November 2020
Call for Phase I Proposals.  Closes, February, 2021

Questions may be addressed to the JCUVA Help Desk (

Current Timeline for this Call is:

Opening of the Call for Letters of Intent

18-June-2018 (10:00 UTC)

Due date for Letters of Intent    

27-July-2018 (16:30 UTC)

Time Before Closing