Solar telescopes as a research area encompasses the design, optimization, and scientific exploitation of instruments dedicated to high-resolution, multi-wavelength observation of the Sun. This field integrates optical engineering, adaptive optics, polarimetry, spectroscopy, and imaging techniques to measure solar photospheric, chromospheric, and coronal structures and dynamics. Research focuses on improving spatial, temporal, and spectral resolution; mitigating atmospheric seeing; and extending observations from radio to gamma-ray regimes, including space-based and ground-based platforms. It supports quantitative studies of solar magnetism, flares, coronal mass ejections, and irradiance variability, providing critical data for heliophysics, plasma astrophysics, and space weather forecasting.
For observers on Earth, the sun appears as a bright, familiar disk—but what we see is only half the story. Like the moon, one half of the sun is permanently hidden from our direct view: the far side beyond the visible solar ...
Astronomy
Apr 24, 2026
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On August 19, 2022, solar astronomers using the Daniel K. Inouye Solar Telescope (DKIST) on the Hawaiian island of Maui caught the fading remnants of a C-class solar flare. Their observations showed something unusual: very ...
Astronomy
Apr 12, 2026
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The Paranal solar ESPRESSO Telescope (PoET), installed at the European Southern Observatory's (ESO's) Paranal site in Chile, has made its first observations. The telescope will work with ESO's ESPRESSO instrument to study ...
Astronomy
Apr 9, 2026
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Fast solar winds originating from the sun can have direct impacts on Earth—disrupting systems like GPS, aviation, electrical grids, and satellite and radio communications. A new paper by New Mexico State University astronomy ...
Astronomy
Apr 8, 2026
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Researchers at the University of Hawaiʻi Institute for Astronomy (IfA) are helping reshape how scientists study the sun. The UH-led team has developed a new artificial intelligence (AI) tool that can map the sun's magnetic ...
Astronomy
Dec 11, 2025
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Scientists have captured an exceptionally rare, high-resolution view of an active region that produced two powerful X-class solar flares—an achievement rarely possible from Earth. Using the GREGOR solar telescope in Tenerife, ...
Astronomy
Nov 28, 2025
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A research team from the Yunnan Observatories of the Chinese Academy of Sciences (CAS) has detailed the physical characteristics of chromospheric jets in and around a sunspot, using high-resolution observations from the New ...
Astronomy
Nov 12, 2025
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The highest-resolution images of a solar flare captured at the H-alpha wavelength (656.28 nm) ever captured may reshape how we understand the sun's magnetic architecture—and improve space weather forecasting.
Astronomy
Aug 25, 2025
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Using the world's largest solar telescope, a team of scientists has captured one of the most detailed views ever of a microflare—a small yet powerful solar explosion. The images are helping scientists understand the complexity ...
Astronomy
Jun 16, 2025
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Virtually all space probes that explore the sun from space view our star from the ecliptic. This is the plane in which the planets orbit the sun. Although this plane is slightly tilted relative to the sun's equator, the angle ...
Astronomy
Jun 11, 2025
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