Our solar system is a smashing success. A new study suggests that from its earliest period—even before the last of its ...

Federal funding is about to run out for 19 active space missions studying Earth's climate, exploring the Solar System, and ...

The search for an unknown planet in our solar system has inspired astronomers for more than a century. Now, a recent study suggests a potential new candidate, which the paper’s authors have dubbed ...

The rate of finding these distant worlds has recently increased, with astronomers scrambling to accommodate the data ...

Comet 3I/ATLAS is the third confirmed interstellar object to pass through our solar system, following the discovery of ...

The Sun didn’t come first, it seems. Charlie Kirk killing suspect ‘in custody’ Trump tells Fox & Friends: ‘We have him’ AT&T tracked employee attendance to find 'freeloaders.' Now, it admits the ...

The mysterious interstellar object traveling through our solar system has been spotted acting like no other comet ever seen before, revealing its alien origins. Scientists from Michigan State ...

The known universe is full of shockingly huge things. Here are the largest planets, stars, galaxies, and structures we've ...

The eyes of every astronomer widened this year when an interstellar traveler was discovered in our solar system. Despite some suggestions that it could be an alien spacecraft, observations from some ...

Astronomers have been racing to get a better look at 3I/ATLAS, a mysterious object screaming into our solar system from far beyond. Now, as the BBC reports, new observations by the Gemini South ...