In principle, cosmic-ray observations can provide detailed insights into the physical profile of a passing ICME. But despite ...

(CNN) — Surrounding our solar system is a natural and enigmatic cosmic shield called the heliosphere — and a new mission aims to help astronomers better understand it. Created by the solar wind, a ...

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

At the ragged frontier where the Sun’s influence gives way to the galaxy, a decades‑old spacecraft has stumbled into a ...

Astrophysicist David McComas is leading a new NASA mission to the point between Earth and the sun, where scientists hope to study the boundary of the heliosphere. UNIDENTIFIED PERSON: Three, two, one, ...

“Stars move, and now this paper is showing not only that they move, but they encounter drastic changes,” said Boston University space physicist Merav Opher, whose most recent research proposes that ...

Michigan State University astrophysicists are closing in on one of space science’s biggest mysteries: where the galaxy’s most energetic particles come from. Their studies uncovered a pulsar wind ...

Many massive stars explode as supernovae. If cosmic-ray baths are common in such environments, then the thermal histories that shaped Earth's interior may be common as well. This realization has ...