The boundary of the Solar System remains somewhat poorly understood. We know we are within it, in a region of space called ...

NASA’s newly launched IMAP mission is set to tell us more about the boundary between our Solar System and interstellar space ...

Astronomers found an interstellar "tunnel" - a cosmic channel that connects our solar system to distant stars, according to a ...

A 13-atom molecule containing sulfur has been discovered in interstellar space for the first time, providing insight into the origins of the chemistry of life.

China advances plans for dual solar system boundary missions China has published coordinated papers outlining dual missions ...

3I/ATLAS captured the world's attention last month as the comet raced past the Earth, but some believed that it could have ...

What: A forward-looking SETI Live discussion examining the most significant space science missions, discoveries, and observational opportunities anticipated in 2026.

Earth and its neighbors orbit the sun on a relatively flat plane. But what's below this plane, and is anythign below the ...

The European Space Agency has quietly added a major piece to its global space communications network with the inauguration of ...

Our Sun’s outer atmosphere, the corona, is millions of degrees hotter than it should be, and no one knows why.

Scientists at the European Space Agency used a laser to communicate with a spacecraft 165 million miles (265 million kilometers) away in deep space for the first time, marking a major step forward in ...

The system is based on a highly compact and flexible ultrathin soft solar blanket that acts as the collection panel and can unroll once the satellite reaches orbit. As it does so, a 3D printer system ...