Researchers have developed a mathematical method that enables more precise calculations of the most economical travel routes between the orbits of celestial bodies. To demonstrate this method, they ...

Earth has a group of cosmic stalkers. Known as "co-orbitals," these small bits of rock have a 1:1 mean motion resonance with ...

Using data from the Webb space telescope, a team of researchers is suggesting that Neptune’s moon Nereid is the only survivor ...

Stupid question, but …” is a weekly column answering the not-so-stupid questions that, at this point, we’re all too afraid to ...

Atari made it look so simple: press a few buttons to move, rotate, vanish through hyperspace, fire missiles, and boom: total ...

Neptune’s third-largest moon, Nereid, could be an intact survivor from the planet’s original satellite system, upending ...

A SpaceX Falcon 9 rocket launches into space. (Jorge Villalba/iStock/Getty Images Plus) The Moon is constantly accosted by ...

Sending spacecraft to the moon is not just about reaching it — it’s about ...

This close pairing, known as a conjunction, offers one of the easiest and most photogenic sky events of the year, and needs ...

For decades, astronomers have tracked a small group of space rocks that share Earth’s orbit around the sun. Among them, ...

A small asteroid called 2026 JH2, roughly the width of a cricket pitch, will fly past Earth on May 18, 2026, at a distance ...

The moon is approximately 238,855 miles from Earth. On Monday, May 18, newly-discovered Asteroid 2026 JH2 is going to zoom ...