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Comparison of Hubble Telescope and Nancy Grace Roman Telescope
Subject area: Physical Sciences and Environment · Area of research: Astrophysics
Abstract
This paper presents a comparative analysis of the Hubble Space Telescope and the upcoming Nancy Grace Roman Space Telescope, focusing on their design, capabilities, scientific objectives, and expected impact on astrophysics and cosmology. Launched in 1990, the Hubble Space Telescope has revolutionized our understanding of the universe through high-resolution imaging across ultraviolet, visible, and near-infrared wavelengths. In contrast, the Nancy Grace Roman Space Telescope, scheduled for launch in the mid-2020s, is designed to address key questions in dark energy, exoplanet detection, and wide-field infrared surveys. While both telescopes share a similar primary mirror size (2.4 meters), Roman's Wide Field Instrument offers a field of view approximately 100 times greater than Hubble?s, enabling large-scale sky surveys with unprecedented efficiency. Additionally, Roman?s Coronagraph Instrument aims to directly image exoplanets and study their atmospheres?capabilities beyond Hubble's design. This comparison highlights how the Roman Telescope builds upon Hubble?s legacy, transitioning from narrow, deep-field imaging to wide-field statistical analysis, thereby complementing and extending the scientific reach of space-based astronomical observatories.
How to cite this paper
@article{1710052,
author = {Dr. M. Easwari, M. Sivapooja, C. Ramuthai},
title = {Comparison of Hubble Telescope and Nancy Grace Roman Telescope},
journal = {Iconic Research And Engineering Journals},
year = {2025},
volume = {9},
number = {2},
pages = {218-226},
issn = {2456-8880},
url = {https://www.irejournals.com/formatedpaper/1710052.pdf},
abstract = {This paper presents a comparative analysis of the Hubble Space Telescope and the upcoming Nancy Grace Roman Space Telescope, focusing on their design, capabilities, scientific objectives, and expected impact on astrophysics and cosmology. Launched in 1990, the Hubble Space Telescope has revolutionized our understanding of the universe through high-resolution imaging across ultraviolet, visible, and near-infrared wavelengths. In contrast, the Nancy Grace Roman Space Telescope, scheduled for launch in the mid-2020s, is designed to address key questions in dark energy, exoplanet detection, and wide-field infrared surveys. While both telescopes share a similar primary mirror size (2.4 meters), Roman's Wide Field Instrument offers a field of view approximately 100 times greater than Hubble?s, enabling large-scale sky surveys with unprecedented efficiency. Additionally, Roman?s Coronagraph Instrument aims to directly image exoplanets and study their atmospheres?capabilities beyond Hubble's design. This comparison highlights how the Roman Telescope builds upon Hubble?s legacy, transitioning from narrow, deep-field imaging to wide-field statistical analysis, thereby complementing and extending the scientific reach of space-based astronomical observatories.},
month = {August},
}