"We were quite surprised," Dones continued. "Spirals are seen in Saturn's rings, disks around young stars and galaxies. The ...
One halcyon spring day in 1903, the 69-year-old anatomist and naturalist Dr. James Bell Pettigrew sat at the top of a sloping ...
The Oort cloud, traditionally thought to be a spherical shell of icy bodies surrounding our solar system ... However, advanced simulations using NASA’s supercomputer have uncovered a surprising spiral ...
The Oort cloud is traditionally thought of as a vast shell of perhaps trillions of icy ... "The disk, when viewed from a distance, would appear as a spiral structure with two twisted arms ...