Cambridge, Mass. – A new study has revealed the true shape of the diffuse cloud of stars surrounding the disk of our galaxy. For decades, astronomers have thought that this cloud of stars — called the ...

A renovated, second-generation fusion reactor in England has achieved first plasma. This reactor and other fusion reactors have long-shot plans to produce energy as early as 2040. The new reactor ...

A:Bodies large enough to be considered planets have enough mass that gravity molds them into a roughly spherical shape. The key word here is roughly — other factors also come into play, such as a ...