Roman Space Telescope

Mission Timeline

Backwards in Time   |   Forwards in Time

  • Sep 29, 2021

    NASA Confirms Roman Mission's Flight Design in Milestone Review

    NASA’s Nancy Grace Roman Space Telescope has successfully passed its critical design review, signaling that all design work is now complete. [ Go to News Feature ]

    This photo shows the setup for space environment testing of the engineering development unit for Roman’s Solar Array Sun Shield.

    This photo shows the setup for space environment testing of the engineering development unit for Roman’s Solar Array Sun Shield.

  • Sep 3, 2020

    Primary Mirror for NASA's Roman Space Telescope Completed

  • July 24, 2020

    Ground System Completes Major Review

    "This is an exciting milestone for the mission,” said Ken Carpenter, the Roman ground system project scientist at NASA’s Goddard Space Flight Center in Greenbelt, Maryland. “We are on track to complete the data system in time for launch, and we look forward to the ground-breaking science it will enable."

  • May 20, 2020

    Mission Renamed to Nancy Grace Roman Telescope

    NASA is naming its next-generation space telescope currently under development, the Wide Field Infrared Survey Telescope (WFIRST), in honor of Nancy Grace Roman, NASA’s first chief astronomer, who paved the way for space telescopes focused on the broader universe.

  • Aug 28, 2019

    Preliminary Design Review

    The telescope for WFIRST has successfully passed its preliminary design review, a major milestone for the mission. This means the telescope has met the performance, schedule, and budget requirements to advance to the next stage of development, where the team will finalize its design.

  • May 23, 2018

    Contract Awarded

    NASA has awarded a contract to Ball Aerospace and Technologies Corporation, Boulder, Colorado, for the primary instrument

  • Oct. 19, 2017

    NASA Receives Findings from WFIRST Independent Review Team

    "NASA thanks this prestigious and highly-experienced team for their work; this report is as thorough and thoughtful as we hoped," said Thomas Zurbuchen, associate administrator for NASA’s Science Mission Directorate at Headquarters, Washington. "We are taking the report’s findings and recommendations very seriously as we think about the future of this exciting mission."

  • March 3, 2017

    Coronagraph Milestone 8/9

  • September 15, 2016

    Milestone #7 for the WFIRST coronagraph technology program was held

  • February 18, 2016

    WFIRST has entered Formulation!

    "WFIRST has the potential to open our eyes to the wonders of the universe, much the same way Hubble has," said John Grunsfeld, astronaut and associate administrator of NASA's Science Mission Directorate at Headquarters in Washington. "This mission uniquely combines the ability to discover and characterize planets beyond our own solar system with the sensitivity and optics to look wide and deep into the universe in a quest to unravel the mysteries of dark energy and dark matter."

  • December 2015

    NASA announced on December 17, 2015 the selection of the following Formulation Science Investigation Teams for the WFIRST mission. These teams will work for 5 years with the NASA and Project teams on science requirements, mission design and scientific performance predictions for the mission.

  • 2014

    Two WFIRST-AFTA Instruments announced. Wide-Field Instrument and Coronograph

  • May 30, 2013

    The Administrator directed the Science Mission Directorate to continue pre-formulation activities for the WFIRST mission. The Astrophysics Focused Telescope Assets (AFTA) Science definition team (SDT) study office begin developing telescope design.

  • 2010

    Wide Field Infrared Space Telescope (WFIRST) was the top-ranked priority for a large space mission in the New Worlds/New Horizons (NWNH) report of the 2010 National Academy of Sciences Decadal Survey for Astronomy

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