World’s Largest Solar Telescope’s First Photos Show Sunspots Bigger Than US

The Daniel K. Inouye Solar Telescope, the world's most powerful solar telescope, captured its first images last week using its new Visible Tunable Filter (VTF) instrument. The groundbreaking photo shows a cluster of sunspots, each roughly the same size or larger than the contiguous United States. [Read More]

Apr 29, 2025 - 20:40
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World’s Largest Solar Telescope’s First Photos Show Sunspots Bigger Than US

A close-up image of the Sun’s surface showing dark sunspots surrounded by swirling, bright orange and yellow plasma patterns. The contrast highlights the intense heat and energy of the solar activity.

The Daniel K. Inouye Solar Telescope, the world's most powerful solar telescope, captured its first images last week using its new Visible Tunable Filter (VTF) instrument. The groundbreaking photo shows a cluster of sunspots, each roughly the same size or larger than the contiguous United States.

[Read More]