This side-by-side image shows galaxy cluster Abell S1063 as imaged with JWST (L) and…
Category:
SCIENCE
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SCIENCE
Ask Ethan: Is the Hubble tension a real problem? | by Ethan Siegel | Starts With A Bang! | Jun, 2025
The construction of a cosmic distance ladder begins with measuring the parallax of individual…
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SCIENCE
Video: NASA’s PUNCH mission sees the Sun’s corona in action | by Ethan Siegel | Starts With A Bang! | Jun, 2025
This clip from NASA’s PUNCH satellite shows a strong coronal mass ejection emanating from…
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SCIENCE
Ask Ethan: Does cosmic inflation violate energy conservation? | by Ethan Siegel | Starts With A Bang! | Jun, 2025
When the Universe undergoes a period of cosmic inflation, the fabric of space —…
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SCIENCE
Uranus’s moons are darkened on one side, Hubble reveals | by Ethan Siegel | Starts With A Bang! | Jun, 2025
Uranus, with its ringed system, is shown alongside its five largest moons. From left-to-right…
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SCIENCE
Ask Ethan: What are the “first stars” in the Universe? | by Ethan Siegel | Starts With A Bang! | Jun, 2025
An illustration of the first stars turning on in the Universe. Without metals to…
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SCIENCE
780,000 galaxies revealed in JWST’s largest science operation | by Ethan Siegel | Starts With A Bang! | Jun, 2025
The COSMOS-Web survey, the largest cycle 1 General Observers JWST program, was proposed in…
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SCIENCE
10 quotes about science’s value to society | by Ethan Siegel | Starts With A Bang! | Jun, 2025
December 25, 2021, the James Webb Space Telescope launched successfully into orbit from an…
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SCIENCE
Ask Ethan: What would the Universe be like without dark matter? | by Ethan Siegel | Starts With A Bang! | Jun, 2025
A 3D map of the dark matter distribution in the cosmos. By measuring the…
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SCIENCE
JWST won’t find the very first stars, but a new telescope can | by Ethan Siegel | Starts With A Bang! | Jun, 2025
An illustration of the first stars turning on in the Universe. Without metals to…