Rogue planets sound like rare travelers among the stars, freed from the gravitational constraints of a host system, left to forever wander the interstellar void. But modern models suggest these free ...

A rare alignment of two exoplanets with their star, marking one of the few known exosyzygies, an astronomical event involving celestial bodies outside our solar system, is expected to occur. Despite ...

Ready to trade that shovel for a telescope? There's something headed to the Garden State this weekend and no — it's not snow! The first celestial event of the year is on the horizon and this time it's ...

This weekend, a rare celestial occasion will feature a bright six-planet parade in a planetary alignment visible to stargazers. Mercury, Venus, Neptune, Saturn, Uranus and Jupiter will will appear to ...