NASA’s New Horizons mission has uncovered a distant population of Kuiper Belt objects, suggesting the solar system’s edge may extend much farther than once believed. This revelation challenges ...

Astrophysicists are mapping a vast, hidden structure in space that appears to guide matter and radiation along a kind of interstellar highway stretching from our solar neighborhood to distant stars.

The eROSITA spacecraft has built the most precise map of soft X-rays over Earth, observing a fascinating phenomenon driven by ...

A NASA mission to study the heliosphere—the sun's magnetic bubble that shields our solar system—and develop a better understanding of space weather was launched from the agency's Kennedy Space Center ...

Max Planck Institute for Extraterrestrial Physics scientists have been able to disentangle the X-ray glow originating in our ...

For millions of years, a frozen wanderer drifted between the stars before slipping into our solar system as 3I/ATLAS—only the third known interstellar comet ever spotted. When scientists turned NASA’s ...

Voyager 1, launched in 1977, has traveled farther than any spacecraft in human history. After more than four decades of silent endurance through space, it now sails beyond the orbit of the outer ...