Perihelion, the point in a planet’s orbit where it is closest to the Sun, is a fascinating phenomenon that shapes much of our ...

Perihelion is the point at which an orbiting body is closest to the sun. The word comes from Greek and literally means around (peri) the sun (helios).

Scientists have found that time passes slightly faster on Mars than on Earth, a difference caused by gravity and orbital ...

Their work introduces a new concept called q-desics, short for quantum-corrected paths through space–time. These paths ...

A look at the enduring mystery of the ‘Star of Bethlehem’, exploring whether Jupiter, rare planetary alignments, comets or supernovae could explain the celestial event that has fascinated astronomers ...

Even worse, the orbit of Mars is elliptical (think of a slight oval rather than a perfect circle), which means that sometimes ...

In 2016, NASA consolidated several programs into the Planetary Defense Coordination Office (PDCO), designed to work with other federal agencies, including the Federal Emergency Management Agency. The ...

The passage of the interstellar object known as 3I/ATLAS through the inner solar system is prompting scientists and planetary ...

This temporal lag is a direct consequence of Albert Einstein’s Theory of General Relativity. The rule is simple: the weaker ...

When the 3 rd -century Christian theologian Origen of Alexandria attempted to account for the unusual movements of the Star ...

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