science centre observatory Archives

Art in the Sky

There are thousands of stars visible in our night sky, even from the city. Ancient astronomers or stargazers devised a simple yet brilliant way to remember when and where to see each of these stars – drawing constellations! The ancient Greeks imagined 88 constellations in the night sky, while the ancient Chinese astronomers imagined more. […]

Space

The Moon: Boring ball of rock, or not?

In a modern country like Singapore, people still rely on cultural traditions to determine the dates to celebrate different festivals. The Chinese use the Chinese calendar to determine the dates for Chinese New Year and Mid-Autumn Festival, a new moon to mark the beginning of a new year and full moon for mid-autumn. The Muslims […]