All of this adds up to the likelihood, the ESA warns, that a theoretical scenario known as the Kessler Syndrome could become ...

Pictures from the International Space Station do not disappoint, from comets and northern lights to giant hurricanes and ...

A research team including a University of Michigan scientist has discovered a new mechanism that helps researchers understand ...

Twenty years ago today a magnetar’s epic tantrum made our planet ring like a bell from tens of thousands of light-years away ...

Once thought to be 8 billion years old, the star HD 110067 — famous for its six synchronized exoplanets — may be only 2.5 ...

The source of the magnetic field lies in the outer core, a thick layer of extremely hot liquid composed predominantly of nickel and iron, located deep below the Earth’s surface. According to USGS, ...

“To me, the Voyager Golden Record is a beautiful example of humanity and striving for world peace,” adds propulsion engineer ...

This Sunday is the finale of the limited series 'Earth Abides'. To get you set, we're with the stars of the show if you're ...

Explore the world of exoplanets—distant planets that captivate scientists. Visit ExtremeTech to learn what makes them so ...

In what would be an unprecedented event, Earth is facing the devastating effects of a solar superflare with the force of thousands of atomic bombs. This phenomenon, which unfolds i ...

The concept known as “Kessler Syndrome” was proposed nearly five decades ago. Experts weigh in on whether the space-based disaster scenario is already unfolding.

"What If is an epic exploration of possibilities. What If is a Webby Award-winning science web series that takes you on a journey through hypothetical worlds and possibilities, some in distant corners ...