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Photo: Hoa Lac Observatory’s telescope is on a trial operation. VNA Photo: Anh Tuấn
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Photo: Outside Hoa Lac Observatory. VNA Photo: Anh Tuấn
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Photo: An image from Hoa Lac Observatory’s cosmic projection screen. VNA Photo: Anh Tuấn
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Photo: An image from Hoa Lac Observatory’s cosmic projection screen. VNA Photo: Anh Tuấn
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Photo: An image from Hoa Lac Observatory’s cosmic projection screen. VNA Photo: Anh Tuấn
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Photo: An image from Hoa Lac Observatory’s cosmic projection screen. VNA Photo: Anh Tuấn
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Photo: An image from Hoa Lac Observatory’s cosmic projection screen. VNA Photo: Anh Tuấn
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Photo: Hoa Lac Observatory’s 100-seat planetarium is on a trial operation. VNA Photo: Anh Tuấn
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Photo: Hoa Lac Observatory’s telescope is on a trial operation. VNA Photo: Anh Tuấn
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Photo: Hoa Lac Observatory’s telescope is on a trial operation. VNA Photo: Anh Tuấn
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Photo: Hoa Lac Observatory’s telescope is on a trial operation. VNA Photo: Anh Tuấn
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Photo: Hoa Lac Observatory’s telescope is on a trial operation. VNA Photo: Anh Tuấn
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Photo: Hoa Lac Observatory’s telescope is on a trial operation. VNA Photo: Anh Tuấn
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Photo: Hoa Lac Observatory’s telescope is on a trial operation. VNA Photo: Anh Tuấn