Researchers from the Purple Mountain Observatory in China released LTE440, short for Lunar Time Ephemeris, in a recently ...

Chinese researchers have developed the world’s first timekeeping software designed specifically for the Moon, where clocks ...

The accelerating expansion of the universe is usually explained by an invisible force known as dark energy. But a new study ...

Our universe plays by certain rules, which originate from different branches of physics. But sometimes the rules seem ...

Physicists have long treated space and time as the stage on which quantum particles perform, not as actors in the drama ...

Einstein’s claim that the speed of light is constant has survived more than a century of scrutiny—but scientists are still ...

Last year delivered doses of drama and excitement in the space business, with a record number of launches, breathtaking ...

Which US rocket companies achieved the most during 2025? Once again, Ars Technica is here to provide some answers in the form ...

Quantum mechanics and relativity are the two pillars of modern physics. However, for over a century, their treatment of space ...

Quantum theory and Einstein's theory of general relativity are two of the greatest successes in modern physics. Each works ...

Former SpaceX propulsion CTO Thomas Mueller’s space startup reached unicorn status this year thanks to $525 million in ...

The Space Coast’s first launch of the year came after midnight Sunday, the first of what could be four launches in the next ...