This image shows the Large Aperture Telescope’s colossal, 6-meter primary and secondary mirrors at the…
Category:
SCIENCE
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SCIENCE
A unique mission to both Uranus and Neptune could launch in 2034 | by Ethan Siegel | Starts With A Bang! | Jul, 2025
In comparing JWST images of Uranus (left) and Neptune (right), features such as rings, moons,…
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SCIENCE
5 ways our naked-eye views of the night sky deceive us | by Ethan Siegel | Starts With A Bang! | Jul, 2025
Under ideal dark sky conditions, the unaided human eye can see up to 6000 stars…
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Here in 2025, many of us claim to come to our own conclusions by doing…
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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 stars…
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SCIENCE
Is the Hubble tension real? Exclusive interview with Wendy Freedman | by Ethan Siegel | Starts With A Bang! | Jun, 2025
If you measure the expansion rate of the Universe using an early relic method, like…
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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 — which…
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SCIENCE
How to understand the Universe’s the most important equation | by Ethan Siegel | Starts With A Bang! | Jun, 2025
Our Universe, as far back as we can trace it, has been expanding at a…
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SCIENCE
JWST reveals that galaxies grow up quickly in our Universe | by Ethan Siegel | Starts With A Bang! | Jun, 2025
The largest galaxies displayed here aren’t blurry because they’re overexposed or because of atmospheric interference,…
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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 cool…