These original Xbox couch co-op titles made highly memorable experiences for friends and family alike. Here are 10 standouts.

Of the thousands of single-star systems in our galaxy, around 10% are known to have planets. Scientists thus expected about 10% of the 3,000 known binary star systems in our galaxy to have them, too.

From its earliest days, Star Trek was never just about starships and strange new worlds. Beneath the optimism of a better future and adventure was a recurring anxiety about power—specifically, what ...

Former U.S. President Barack Obama has clarified comments he made about alien life on a podcast over the weekend.

With Area 51 ruled out by President Obama, where might aliens really be hiding? Scientists have now revealed the best candidates.

A Chicago teen who spoke out for her father’s release after he was detained last fall by immigration officials has died after ...

The interstellar visitor, only the third such object to be discovered passing through our solar system, ignited controversial ...

For millions of years, a frozen wanderer drifted between the stars before slipping into our solar system as 3I/ATLAS—only the ...

The planets orbit a star around 133 light-years away from Earth.

A Harvard scientist has suggested that our Solar System may be far more crowded with interstellar objects than anyone realized.

The new plot twist is that in order to keep enough nitrogen and phosphorus near its surface, a planet has to start out with ...

This twist — that 3I/ATLAS' outer layers have been baked by the sun — does not derail our mission. It just makes the science ...