This rogue star has been traveling the Universe. And now, it's finally entering our Solar System. But this isn't just any ...

Humanity has already flung machines into interstellar space, but sending people is a different problem entirely. The physics ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. 2023 KQ14, nicknamed “Ammonite,” is a trans-Neptunian object ...

The workings of our solar system are roughly the same now as they have been for millions of years. Moons circle their planets, the planets circle the sun, the sun’s magnetic fields and sunspots wax ...

There’s a bit of a paradox about our galaxy: it’s both jam-packed with stars and cavernously empty. The Milky Way is crowded in the sense that it holds hundreds of billions of stars, as well as ...

Typically, telescopes are synonymous with bringing far-off objects close, but the newest member of the solar system was discovered using wide-field imaging. The Subaru Telescope has spotted a distant ...

Some of the greatest minds in the history of science have investigated the long-term stability of the solar system, including Newton, Laplace, and Poincare. The most recent contribution comes from an ...

"This is a big step in understanding the outer solar system." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Astronomers have found that a weird ...

In 1949, famed mathematician and physicist John von Neumann delivered a series of addresses at the University of Illinois, where he introduced the concept of the "universal constructor." The theory ...

Far from the Sun’s heat, orbiting the outer planets of the solar system, are moons with oceans of liquid water beneath their frozen surfaces. Keith Cooper finds out how planetary scientists are ...