Our Solar System is a carefully balanced celestial dance held together by a virtually perfect balance of gravity and inertia.

The formation of our solar system from a singular nebula raises an intriguing question: why did each planet develop with a ...

Exoplanets have captured the imagination of the public and scientists alike and as the search continues for more, researchers ...

"How would that affect the inner planets, so Venus, Earth, and Mars, specifically?" According to Chen, since the discovery of the first exoplanet in 1992, researchers have wondered how common ...

Brown dwarfs typically have masses between about 15 and 75 times the mass of Jupiter The researchers performed even more simulations, this time including the orbits of the inner planets (Mercury ...

planets have been slowly appearing to shift across the sky — partially because of our orbital motion around the sun and partially because of the motion of the inner planets," Pitts said.

This phenomenon provides the best opportunity to observe these inner planets without interference from the sun's glare. "At the moment, Venus is at its greatest elongation east, making it further ...

While the composition of gas and dust in a molecular cloud is fairly uniform, everything changes once a star begins to form.