Delta Lyrae is a prominent double star in Lyra, the harp. Binoculars reveal that one star looks red, while the other is blue. Although the stars appear close together, they are separated by more than 100 light-years.
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Delta Lyrae is a prominent double star in Lyra, the harp. Binoculars reveal that one star looks red, while the other is blue. Although the stars appear close together, they are separated by more than 100 light-years.