Interstellar space is not empty but filled with gas, dust and energetic particles. We explore this cosmic medium in more detail here.

The heliosphere is so large that objects in the Kuiper Belt orbit closer to the Sun than to the closest boundary of the heliosphere. Credit: JHU/APL Heliosphere protection.

New data from NASA’s Cassini, Voyager and Interstellar Boundary Explorer missions show that the heliosphere — the bubble of the sun’s magnetic influence that surrounds the inner solar system ...

The milestone makes the 41-year-old NASA probe just the second human-made object, after Voyager 1, to reach such distant regions. Now, Voyager 2 is over 11 billion miles from the sun — and counting.

Heliosphere protection. As distant stars explode, they expel large amounts of radiation into interstellar space in the form of highly energized particles known as cosmic rays.These cosmic rays can ...

All the latest science news on heliosphere from Phys.org. Find the latest news, advancements, and breakthroughs.

Heliosphere protection. As distant stars explode, they expel large amounts of radiation into interstellar space in the form of highly energized particles known as cosmic rays.These cosmic rays can ...

As distant stars explode, they expel large amounts of radiation into interstellar space in the form of highly energized particles known as cosmic rays.These cosmic rays can be dangerous for living ...

Michigan, The Sun warms the Earth, making it habitable for people and animals. But that’s not all it does, and it affects a much larger area of space. The heliosphere, the area of space ...

As one of the five panels that will provide input to the steering committee of the Decadal Survey for Solar and Space Physics (Heliophysics) 2024-2033; the Panel on the Physics of the Sun and ...