Guided research


Ανοικτά σμήνη αστέρων

4.5
Average: 4.5 (2 votes)
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Open Clusters

4.5
Average: 4.5 (4 votes)
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Άρης

4.5
Average: 4.5 (2 votes)
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Mars

4.666665
Average: 4.7 (6 votes)
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Ο γαλαξίας της Ανδρομέδας (Μ31)

4
Average: 4 (3 votes)
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Andromeda (M31) galaxy

4.5
Average: 4.5 (4 votes)
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Avståndsmätning med parallax i rymden

2.333335
Average: 2.3 (3 votes)
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Gravity Simulation

4.333335
Average: 4.3 (6 votes)
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Galaxy Classification

4.6
Average: 4.6 (10 votes)
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Charles Law

3.666665
Average: 3.7 (3 votes)
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