Astrophysics

New James Webb Space Telescope images could shed fresh light on how dying stars evolve over time

Subatomic black holes from ancient cosmic history could, in principle, make you have a very bad day. But chances are you’ll never encounter one

Ahead of schedule and under budget, the Nancy Grace Roman Space Telescope will launch in early September. The mission aims to map the universe in unprecedented detail

Rather than slowly condensing over millions of years, the first building blocks of Earth and other planets may have formed rapidly in a chaotic disk at the dawn of the solar system

A new map of the cosmos, including more than 47 million galaxies and other cosmic objects, represents one of the most extensive surveys of our universe ever conducted

A first-of-its-kind observation shows how jets from voracious black holes can shape the growth of galaxies

Experts found that the White House budget request for the upcoming fiscal year could defund 54 NASA science missions, including a spacecraft currently studying Jupiter and two planned Venus missions

After decades of planning, NASA’s Artemis program is giving astronomers their long-awaited moonshot

A single subatomic particle from deep space had the same energy as a baseball pitch, and scientists still don’t know how it got here

Long ago, the cosmos might have been a black hole factory—and these primordial objects are even weirder than you think

This science-fiction movie plays with quantum physics, space travel, astrobiology and mass-to-energy conversion

Just how big can a star become? The answer depends on when in cosmic history you’re asking the question