BSL
Astronomy
(British Sign Language)
BSL available
at ENS optical
Astronomy Telescope
retailers at Birmingham
Facetime
Derek can help with it.
British Sign Languages
Interest to learn
BSL Basic for fun?
o
More information
for your BSL journey.
BSL available
at Roboscopes
Facetime
Derek can help with it.
Spica is not a single star, but a binary system, meaning two stars orbit closely around one another, every four days. The stars lie approximately 11 million miles (less than 18 million kilometres) away from each other and appear as a single point of light in the sky.