A strange X-ray beacon from deep space has revived a decades-old mystery and opened a window onto one of the universe’s most ...

Researchers using the James Webb Space Telescope spotted huge stars leaking nitrogen in an early galaxy, hinting that such ...

Interstellar object 3I/ATLAS is making its closest approach to Earth in just over a week from now, coming within 167 million ...

Astronomers found signs that mysterious interstellar object 3I/ATLAS is radiating a "heartbeat" pulse of light that repeats ...

Our cosmos seems, at times, like one impossibly vast factory, just pumping out mysteries. The deeper we peer, the more we learn – but each new discovery stirs up a plethora of new puzzles to solve, ...

On a mountaintop in Chile's sprawling Atacama Desert, a new telescope has turned its mechanical eyes to the heavens, stargazing with unprecedented intensity. The Vera C. Rubin Observatory will take ...

A Charleston astronomy professor answers astronomy students' questions about worm holes, black holes, colonizing Mars, outer space's many strange odors and more, ...

New research has traced a radio burst from deep in the Milky Way back to its original source. Mark Garlick/University of Warwick/ESO Astronomers are dialed in for this discovery. Researchers for the ...

The International Space Station (ISS) orbits high above our heads, yet the pull of Earth's gravity never hauls the complex out of orbit and sends it plummeting through our atmosphere, where it would ...

The first trial of an Australian-developed technology has detected mysterious objects by sifting through signals from space like sand on a beach. Astronomers and engineers at CSIRO, Australia's ...

On Nov. 6, NASA's Parker Solar Probe passed within 234 miles (376 kilometers) of Venus' surface. The purpose of this close flyby was to accomplish a gravity-assist maneuver, in which the probe would ...

"If we see the lampshade effect in action, it will tell us about what dark matter could be, which is exciting." Dark matter clumps could act as stellar lampshades, drifting between Earth and distant ...