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Systèmes binaires Be Xray

4.525425
Average: 4.5 (59 votes)
Certified content by Discover the COSMOS (Demonstrator)
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Lentille gravitationnelle

4.576925
Average: 4.6 (52 votes)
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Planning and Realization of an evening-long Astronomical Observation

4.333335
Average: 4.3 (3 votes)

APEX-teleskoopilla ensimmäinen lähikuva kaukaisen universumin tähtitehtaista

3
Average: 3 (1 vote)
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Sol: a nossa estrela

0
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Space lab web site

0
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Ефектът на потъмнение към края на слънчевия диск

4
Average: 4 (3 votes)
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Reunan tummumisilmiö Auringossa

0
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Der Randverdunkelungseffekt - Stundenbild (Inquiry Based Teaching)

4.5
Average: 4.5 (2 votes)
Certified content by COSMOS
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Observation of starfield taken 2009-07-23 0:18:44 in filter R

0
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