The celestial body's unusual orbit “implies that something extraordinary occurred" in the early days of the solar system—and ...

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 ...

Learn more about a sednoid called Ammonite that has been detected in the outer reaches of the Solar System.

In the icy, dark expanse beyond Neptune, a cosmic fossil has surfaced that threatens to upset decades-old assumptions about the solar system’s secret structure. The new discovery of “Ammonite,” a ...

Astronomers have discovered a "fossil" body residing on the outskirts of the solar system, according to new research. The ...

Despite the powerful telescopes that modern astronomers have to work with, the distant reaches of the Solar System are still ...

Despite the powerful telescopes that modern astronomers have to work with, the distant reaches of the Solar System are still ...

The evolutionary quirks unveiled by the new research offer insight into how a subset of ichthyosaurs lived and hunted– and ...

As wealthy buyers rush for these new collectibles, museums and universities risk turning into impotent onlookers ...

Out of the 122 lots, the main event is NWA 16788, a Martian meteorite that is the largest piece of Mars ever found on Earth.

A team of paleontologists and researchers affiliated with several institutions in the U.S. has discovered what may be the largest known dinosaur mating dance arena ever found. For their study ...