From the fall of an apple to the glow of the farthest known star, gravity quietly choreographs almost everything that happens ...
Astronomers have long faced a strange contradiction: most stars are born in pairs, and ...
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.
Gravity is the unseen force that shapes the universe, yet we rarely give it much thought. First explained by Sir Isaac Newton, it is the pull that draws objects toward one another based on their mass ...
Isaac Newton confessed that he had no idea what gravity was. The 17th century English polymath knew what it did, and he described it with a universal law of gravitation. But where the law came from, ...