The appearance of the interstellar objects (ISOs) 'Oumuamua and Comet Borisov in 2017 and 2019, respectively, created a surge of interest. What were they? Where did they come from? Unfortunately, they ...

Add Yahoo as a preferred source to see more of our stories on Google. Lasers could be used to propel tiny spacecraft toward Alpha Centauri, scientists suggest. | Credit: Artist's impression by Michel ...

Alpha Centauri, the nearest star system to the sun, is probably shedding comets and asteroids into our solar system — and even producing a few meteors in our sky. Located just 4.3 light-years from ...

Humans are looking to colonize the rest of the universe in Netflix’s reimagining of the 1960s sci-fi TV show “Lost in Space.” Of course, it doesn’t go very well — hence the name of the show. When ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A new space telescope will search for habitable worlds orbiting stars ...

SANTA CRUZ, CA–A rocky planet similar to Earth may be orbiting one of our nearest stellar neighbors and could be detected using existing techniques, according to a new study led by astronomers at the ...

The design for a 36 mile long spacecraft, called Chrysalis, includes libraries, tropical forests and structural manufacturing facilities, all supported by artificial gravity.

Interstellar asteroids visiting our solar system from parts unknown used to be the stuff of science fiction. But today, we know of at least two such bodies Oumuamua and 2I/Borisov respectively ...

Alpha Centauri is our closest stellar neighbor, a binary star system located just 4.376 light-years away. Despite its proximity, repeated astronomical surveys have failed to find hard evidence of ...

In April last year, billionaire Yuri Milner announced the Breakthrough Starshot Initiative. He plans to invest 100 million US dollars in the development of an ultra-light light sail that can be ...

The triple star system of Alpha Centauri is only 4.3 light-years—about 25 trillion miles—away. The possibility of an earth-like world orbiting our nearest neighbor has been a kind of holy grail of ...

Pretty soon we may know of a few distant alien rocky planets that have breathable, Earth-like atmospheres. That will be the work of the James Webb Space Telescope (JWST), which is now getting ready to ...