Our planet Earth and Mercury have invisible tails stretching millions of kilometres. These cosmic tails are real phenomena.

Deep inside Earth, researchers see signs that the solid inner core may be arranged in multiple chemical layers far below.

A NASA spacecraft is making a close approach to the sun, repeating its record-breaking distance of 3.8 million miles from the ...

The European Space Agency’s Swarm mission detected an unexpected spike in high-energy protons over Earth’s poles during a ...

NASA’s Parker Solar Probe observed solar wind reversing direction, capturing inflows and coronal material returning to the Sun, providing new insights into solar magnetic field dynamics.

A strong geomagnetic storm could make the Northern Lights visible across several U.S. states on Friday. Learn which areas may ...

This launch is important for a few reasons. First, it shows that Blue Origin is serious about competing in the heavy-lift ...

Blue Origin’s big rocket, New Glenn, took to the skies for its second-ever flight, and it was a pretty big deal. This wasn’t ...

Researchers at the University of Hawaiʻi Institute for Astronomy (IfA) are helping reshape how scientists study the sun. The ...

New simulations suggest Uranus and Neptune may contain far more rock than ice, offering fresh explanations for their unusual ...

With his familiar ear-to-ear grin and a thin beard beginning to fill in beneath his chin, Diego Pavia arrived in New York Thursday night looking muc ...