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

Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...

Why Does the Oort Cloud Have a Spiral Shape? The unexpected spiral formation is likely the result of the galactic tide—a force created by the combined gravitational pull of the Milky Way ...

I enjoyed the new space show at the American Museum of Natural History’s Hayden Planetarium in New York City this week. Narrated by actor Pedro Pascal, Encounters in the Milky Way takes viewers on a ...

Astronomers have located a rare exoplanet on the edge of the Milky Way. The exoplanet, a gas giant named AT2021uey b, orbits a low-mass star and is located about 3,200 light-years away from Earth ...

Astronomers have located a rare exoplanet on the edge of the Milky Way. The exoplanet, a gas giant named AT2021uey b, orbits a low-mass star and is located about 3,200 light-years away from Earth, ...

The orange dwarf Gliese 710 is expected to come within 0.1663 light-years or 10,520 astronomical units in about 1.29 million ...

The most well-known one was probably Scholz's star. About 70,000 years ago, it passed through the Oort Cloud, our solar system's outlying repository of long-period comets and icy planetesimals.

The most well-known one was probably Scholz’s star. About 70,000 years ago, it passed through the Oort Cloud, our Solar System’s outlying repository of long-period comets and icy planetesimals.