"This information is of great importance to advancing our understanding of interstellar visitors and their interaction with ...

A mysterious object the size of Galway could potentially be an aggressive alien spacecraft set to attack Earth in November, a new study suggests. Earlier this month, experts confirmed the discovery of ...

New images reveal the stunning reversal of the interstellar objects “anti-tail” and could be indicative of a “maneuvering” ...

The 3I/ATLAS comet was first spotted in July near Jupiter after it entered our solar system from another universe. Here’s ...

Comet 3I/ATLAS, which made a close approach to the sun, has prompted lots of public interest. Kim Kardashian asked NASA's ...

A tiny puncture discovered in the solar panel of a small satellite orbiting Earth highlights the seriousness of the orbital clutter problem. Lithuania-based satellite manufacturer NanoAvionics ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. The size of the solar system is defined by the volume ...

The outer solar system is a vast and mysterious place that could be harboring hidden objects we know almost nothing about — from the elusive Planet Nine and baby black holes to interstellar visitors ...

More accurate orbit predictions for satellites and space debris as well as a better understanding of the water masses present on Earth: Researchers at achieved both using satellite laser ranging. More ...