The discovery of interstellar objects passing through our solar system has opened a new chapter in astronomy. To date, only three confirmed interstellar visitors have been detected: 1I/ʻOumuamua in ...

A newly discovered object speeding through our solar system is sparking excitement among astronomers because it’s not from around here. Believed to be a comet, the object is only the third celestial ...

A team, including an astronomer from the University of Hawaii Institute for Astronomy (IfA), have confirmed a planetoid that is almost four times farther from the Sun than Pluto, making it the most ...

Vera C. Rubin Observatory discoveries announced at this week’s AAS 248 include 380 trans-Neptunian objects found in six weeks ...

Eleven objects found at the extremities of the solar system could mark the location of a 'Kuiper Belt 2.' When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...