double star造句怎么写

A double star in Auriga, the brightest star in the constellation, approximately46light - years from Earth.

Luckily for him, Westerlund 1 also contains a double star named W13.

Notable too in skygazing lore Mizar, second star from the left in the dipper's handle, forms a vision-testing visual double star with apparently close Alcor.

In the center of our Galaxy, there is a huge double star, the source of Light and life for this Galaxy, the Galactic Goddess, the Pleroma, the Galactic Central Sun.

A very bright, variable, double star in the constellation Aquila, approximately 15.7 light-years from Earth.

A double star in the constellation Gemini is the brightest star in the group, aproximately 46 light-years from Earth.

Abstract: At present, the main means for time transfer are long or short wave, telephone, GPS, double star etc.