On Earth, you can look up at night and see the Moon shining bright from hundreds of thousands of miles away. But if you went to Venus, that wouldn’t be the case. Not every planet has a moon – so why ...

The dazzling lights of the aurora are created when high-energy particles from space collide with Earth's atmosphere. While ...

"We've often seen the 'baby pictures' of planets forming, but until now, the 'teenage years' have been a missing link." ...

New simulations suggest Jupiter holds far more water than once thought, reshaping ideas about how the largest planet formed.

Astronomers have found thousands of exoplanets around single stars, but few around binary stars—even though both types of stars are equally common. Physicists can now explain the dearth.

Planets that orbit white dwarf stars should be too hot to host alien life, theories suggest. But a new study accounting for Einstein's general relativity may rewrite that rule. When you purchase ...

From galaxies to the Sun, new research explains how turbulent motion can produce large-scale magnetic fields that remain ...

Researchers at UC Santa Barbara, The University of Texas at Austin, Yale University and National Taiwan Normal University have found that a fair number of sun-like stars emerge with their rotational ...

Add Yahoo as a preferred source to see more of our stories on Google. An illustration showing Planet Nine, a hypothetical, undiscovered planet in our solar system. New research now suggests the ...

The Physics Help Center, located in Sharp Lab 101B, is a place where students in introductory physics and astronomy courses can come for assistance with homework, studying, lab reports and other ...