Astrophysics
| Topic | Replies | Views | Activity | |
|---|---|---|---|---|
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About the Astrophysics category
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0 | 417 | July 27, 2020 |
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Dark adaptation (night vision)
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0 | 77 | January 22, 2026 |
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Surface brightness: why “bright” objects can look faint
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0 | 54 | January 20, 2026 |
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Refractors and reflectors: two kinds of simplicity
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0 | 54 | January 17, 2026 |
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Seeing vs Transparency: two different limits that shape an observing night
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0 | 52 | January 16, 2026 |
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Magnitude in practice: making the numbers usable
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0 | 63 | January 16, 2026 |
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What is the impact of external factors and processes on star formation
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0 | 371 | September 17, 2023 |
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NASA'S #BlackHoleWeek
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0 | 401 | May 5, 2023 |
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Students from astronomy background
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1 | 641 | June 10, 2022 |