The bold question-askers at What If consider the effects of another sun entering our solar system. House Democrat who confronted Johnson: Trump ‘incoherent’ at Quantico meeting ...

The post Astronomers Hoping To Be Ready To Send A Probe To The Next Interstellar Object That Enters Our Solar System first on ...

Need a refresher about 3I/ATLAS? Here's everything to know about the interstellar object, including when the latest observations will be made.

NASA is tracking an object that is entering the solar system at approximately 245,000 km/h. This interstellar visitor is ...

Astronomers are buzzing over 3I/ATLAS, a mysterious object hurtling through our solar system, and a new theory claims it can ...

The National Aeronautics and Space Administration has confirmed an interstellar object is passing through our solar system.

Earlier this summer, astronomers discovered something strange whizzing past Jupiter: an interstellar object. Scientists named it 3I/ATLAS. It’s only the third interstellar object ever observed, and it ...

Most of that brightness increase has been in the green part of the visible light spectrum, suggesting a “surge of gas ...

TARS, named after the robot from the 2014 film "Interstellar," could potentially be a way to travel to other stars. TARS requires no fusion reactors, no gigawatt laser — and not even a chemical rocket ...

IMAP mission will explore our solar system's protective heliosphere and will also help us develop a better understanding of ...

The intensity of the Sun’s activity ebbs and flows across years, but also across decades—a behavior that scientists haven’t quite figured out yet. At the turn of the 21 st century, astrophysicists ...

On August 24, 2006, our solar system lost a planet. It wasn't by cataclysmic destruction, but rather by the vote of the International Astronomical Union, which declared that Pluto, considered the ...