NASA

Nancy Grace Roman Space Telescope

GODDARD SPACE FLIGHT CENTER

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Nancy Grace Roman Space Telescope

The Roman Space Telescope is a NASA observatory designed to settle essential questions in the areas of dark energy, exoplanets, and infrared astrophysics.

More About Roman

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A Wide Field of View

The Roman Space Telescope will have a panoramic field of view of the universe that is 100 times wider than the Hubble Space Telescope.

Why Roman?

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Dark Energy

The Roman Space Telescope will delve into the mystery of dark energy by studying how the distribution of galaxies and dark matter has changed throughout cosmic history.

Learn About Dark Energy

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Look Around the Telescope

This interactive feature provides views of the telescope from various perspectives. Check the completion status, and discover exactly where the pieces are being built.

View this Interactive Feature

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Roman Video Game

You have been given observation time on the Nancy Grace Roman Space Telescope! How many astrophysical objects can you catch?

Play the Game!

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Exoplanets

The Roman Space Telescope will complete the statistical census of planetary systems in the galaxy by using microlensing, the universe’s own magnifying glass, to find more than a thousand exoplanets.

Learn About Exoplanets


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In the News

NASA’s Roman to Use Rare Events to Calculate Expansion Rate of Universe

FEB 07, 2024 - Astronomers investigating one of the most pressing mysteries of the cosmos – the rate at which the universe is expanding – are readying themselves to study this puzzle in a new way using NASA’s Nancy Grace Roman Space Telescope. Go to Feature




For Scientists


Engaging with Roman

Explaining the Core Community Survey Definition Process and engaging with Roman on technical and science topics. Each of the Core Community Surveys will provide data to many teams conducting a large number of diverse science investigations. Roman’s science objectives that will be addressed by the Core Community Surveys are Astrophysics with wide area near-IR surveys, Cosmology and Exoplanet demographics. View the Core Community Survey Definition process







Visit the Roman Space Telescope Partner Websites

IPAC/Caltech
Space Telescope Science Institute (STScI)


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Contact

NASA Official: Julie McEnery
Media Inquiries: Claire Andreoli
Website Curator: Jennifer Brill



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