Before you break open the dictionary to grapple with terms such as kilohertz, plasma waves or the heliopause, there's a fundamental aspect of space exploration that still can make a 73-year-old ...

Unlike YR4, finding earlier observations of 3I/ATLAS to model where it might have come from was easier said than done. During its July 1, 2025 detection, the interstellar object happened to be moving ...

During comet 3I/ATLAS's closest approach to Earth, the Breakthrough Listen project attempted to search the interstellar visitor for signs of technosignatures, or signs of alien beings sending ...

Humanity has spent a century turning interstellar travel into a cultural inevitability, from pulp magazines to prestige ...

The project is led by Avi Loeb, a Harvard astronomer who argued that interstellar object ‘Oumuamua might be an alien probe. Reading time 4 minutes A new project seeks to uncover evidence of aliens, ...

Interstellar comet 3I/ATLAS will fly by our planet at a safe distance of 1.8 astronomical units (roughly 167 million miles or ...

Astronomers have captured new, detailed maps of three nearby interstellar gas clouds containing regions of ongoing high-mass star formation. The results of this survey, called the Star Formation ...

This week marks the last chance for backyard astronomers to see interstellar Comet 3I/ATLAS before it races on its journey ...

The livestream will now begin Friday at 11 p.m. EST, Dec. 19 (0400 GMT on Dec. 20), weather permitting, after rain prevented ...

Humanity's fascination with the unknown is a timeless impulse, rooted in curiosity and the desire to push boundaries, uncover mysteries, and open doors to new frontiers. What were once represented by ...

The interstellar comet 3I/ATLAS is reportedly scheduled to make its closest approach to Earth in the early hours on Friday, ...