An international team led by researchers in Japan and Europe has discovered a new multi-planet system around a sun-like star ... an experiment to test whether gravity behaves as a quantum entity ...

A new habitable planet that orbits a sun-like star been discovered by ... Researchers believed this could have occurred ...

Packing all of that bulk—many times the mass of our own sun—into such a tiny point gives black holes their powerful gravitational pull. Thousands of these stellar-mass black holes may lurk ...

Scientists recently announced the first detection of gravitational waves created by two neutron stars smashing ... to eight times the size of our own sun before exploding in catastrophic supernovae.

Narrator: Serious scientists, like myself, believe our solar system was formed by the collapse of a giant cloud of gas and rock and is held together by the gravitational pull of the Sun.