Astrophysicists are mapping a vast, hidden structure in the gas around the Sun that behaves like a tunnel carved through ...

The spacecraft, currently further away from the Earth than any human-made object before it, launched 44 years ago to study the gas giants of the outer solar system. Its instruments have now recorded ...

The interstellar object 3I/ATLAS has exposed critical gaps in our planetary defence, acting as a 'warning shot' that ...

Scientists have detected a narrow structure of hot plasma extending from the Local Hot Bubble surrounding the Sun toward ...

Research on heliospheric physics and interstellar medium dynamics has advanced our understanding of the complex interaction between the solar wind and the interstellar environment. The heliosphere – a ...

"Turbulence remains one of the greatest unsolved problems in classical mechanics." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. In between all ...

NASA plans to send a probe where no probe has been before, flying to the edge of the heliosphere by the early 2030s to understand how the solar system formed. The heliosphere is the bubble of space ...

Learn about the thermal light echo, observed by NASA, that causes intricate layers of interstellar gas and dust to emit an infrared glow. Snapshots of colorful galaxies and planets show that the ...