"A three-body problem is extremely complicated. Now we're dealing with four: the sun, Earth, the moon and Mars. The heavy ...

Supermoons happen a few times a year in clusters, taking advantage of the sweet spot in the moon’s elliptical orbit, and ...

A radio signal has been detected, pointing to the possible existence of a magnetic field on YZ Ceti b, an exoplanet 12 ...

India’s Sun-watching spacecraft is about to face the moment it was built for. In 2026, the solar cycle will crest, the Sun will flip its magnetic poles, and the familiar yellow disc will turn into a ...

The last full Moon of 2025 is going to rise with all the panache conferred by a simultaneous perigee. On the night of ...

Rising before sunset on Thursday (December 4), the highest full Moon of the year will tower above built-up towns and cities.

Gravity and motion make time pass faster on Mars than Earth, reshaping navigation, communication, and future crewed missions.

A full moon at its closest point to Earth: December opens this week with a full moon, dubbed the “Cold Moon,” that also ...

Mars orbiters have given astronomers an unexpected new vantage point on 3I/ATLAS, sharply tightening estimates of the ...

Forget Greenwich Mean Time or Eastern Daylight Time, scientists say we need a brand new time zone - for Mars.

Learn how Albert Einstein’s theory reveals that time on Mars runs faster than on Earth — and why that tiny shift matters for ...

A pattern in the movements of a brown dwarf that orbits a Sun-like star is likely to be caused by a moon. If confirmed, this would be the first exomoon, that is a moon orbiting a planet that in turn ...