Interstellar comets offer the tantalizing opportunity for us to touch something truly otherworldly,” says the European Space ...

Wausau Pilot & Review staff Stargazers across central Wisconsin will be treated to a week of vibrant planetary pairings, ...

A MYSTERIOUS cosmic object has been spotted zooming through our solar system – and astronomers say it is only the third of ...

An object dubbed 3I/ATLAS is only the third interloper from outside the Solar System seen in all of human history.

NASA's newest astrophysics space telescope launched in March on a mission to create an all-sky map of the universe. Now ...

Mercury will reach its greatest eastern elongation, marking the point where it is farthest from the Sun in the evening sky.

From Mercury’s peak visibility to the Southern delta Aquariids meteor shower, July’s skywatching lineup promises an array of ...

Astronomers on Wednesday confirmed the discovery of an interstellar object racing through our Solar System -- only the third ...

Mercury reaches its point of greatest eastern elongation on Friday (July 4), presenting an excellent opportunity to spot the ...

A cataclysmic variable star was found as part of a project using two telescopes from opposite sides of the world.

Stargazers may catch a cosmic light show this Fourth of July weekend when the Milky Way appears in the night sky across the ...