"Chemical rockets that we use today, even with the extra speed boost from flying by planets, or from swinging by the sun for ...

Though space is chock-full of interstellar medium, it tends to be invisible unless lit up by a celestial spotlight. Sometimes ...

A light echo is created when a star explodes or erupts, flashing light into surrounding clumps of dust and causing them to shine in an ever-expanding pattern.

"We think every dense, dusty region that we see, and most of the ones we don't see, look like this on the inside — we just ...

Learn about the thermal light echo, observed by NASA, that causes intricate layers of interstellar gas and dust to emit an ...

The shockwave Webb studied emerged from Cassiopeia A, now a neutron star, about 11,000 light-years from Earth. After the ...

Shocks, cosmic rays and x-rays seem to ionise and fragment saturated molecules via mechanisms that result in structures with ...

NASA's James Webb Space Telescope has captured the infrared glow of an ancient supernova's light echo, revealing ...

NASA's James Webb Space Telescope has captured highly detailed images showing the complex layers of interstellar dust and gas ...

The initial findings offer novel perspectives on the relationship between star formation and the evolution of galaxies.

Once upon a time, the core of a massive star collapsed, creating a shockwave that blasted outward, ripping the star apart as it went. When the shockwave reached the star's surface, it punched through, ...