HOW’S this for horsepower? This beast is 10 million times as massive as the Earth, and it’s galloping away at 10 kilometres per second.
The Horsehead Nebula is a dusty cloud of gas near Orion’s belt, and deep within it new stars are forming. “Even though it is so popular…very little scientific work has been done on it,” says Marc Pound of the University of Maryland, College Park.
To remedy that, he and his colleagues have mapped the cloud using the Berkeley Illinois Maryland Association array of radio telescopes in California. They say the equine shape, especially the nose…
