Crux of Crux is the distinctive asterism known as the Southern Cross. It has great significance in the cultures of the southern hemisphere, particularly of Australia and New Zealand. "Southern Cross" is a single released by Crosby, Stills and Nash in 1981. It reached #18 on Billboard Hot 100 in late 1982. Several southern countries and organisations have traditionally used Crux as a national or distinctive symbol. The four or five brightest stars of Crux appear, heraldically standardised in various ways, on the flags of Australia, Brazil, New Zealand, Papua New Guinea and Samoa. They also appear on the flags of
Flag of Singapore Flag of Singapore The national flag of Singapore was adopted in 1959, the year Singapore became self-governing within the British Empire. It was reconfirmed as the national flag when the republic gained independence on 9 August 1965. Prior to its independence, it was the only state flag in Malaysia not to have a 1:2 ratio. The design is a horizontal bicolour of red above white, overlaid in the canton (upper-left quadrant) by a white crescent moon facing a pentagon of five small white five-pointed stars, loosely resembling the Southern Cross, also known as Crux. The elements of the flag denote