Wandering Stars Did Not Alter Earth’s Climate After All
The stars above us may seem like distant beacons in an unchanging night sky, but...
Alien Life Could Be Hiding in Places We Never Thought to Look
For generations, the search for life beyond Earth has followed a familiar script: look for...
Why the Smallest Planet May Hold the Biggest Secrets of the Solar System
Mercury is a world of contradictions. Scorched by the sun, yet cloaked in ancient volcanic...
Scientists Discover Rare Alien World in the Galactic Wilderness
In the vast, star-drenched halo surrounding our Milky Way galaxy, far from the swirling center...
Astronomers Capture the Most Detailed Thousand Color Image of a Nearby Galaxy
In the dark stillness of the universe, 11 million light-years from Earth, a stunning cosmic...
Ancient Star Cluster NGC 5634 May Not Belong to the Sagittarius Galaxy After All, New Study Finds
High above the constellations, more than 82,000 light-years from Earth, a shimmering, ancient city of...
A Moonstrike in 2032? How a Small Asteroid Could Create Big Trouble for Satellites and a Celestial Light Show for Earth
In the quiet lull after the Christmas holidays, a small blip appeared in the sky....
Black Hole Overeats, Then Blasts Cosmic Wind at Nearly a Third the Speed of Light
Deep in the heart of a galaxy 1.2 billion light-years away, something extraordinary happened. A...
Mars Was Once a Watery World—And Its Clays Could Hold Secrets of Ancient Life
Billions of years ago, long before Earth became home to forests and oceans, another planet...
Planetary Defense and the Space Gold Rush: Who Will Save Earth from the Next Killer Asteroid?
When headlines blared that Asteroid 2024 YR4 had a 1–2% chance of striking Earth in...
A Giant Comet Awakens in the Coldest Reaches of the Solar System
In the vast, icy darkness beyond Neptune—where sunlight barely reaches and temperatures plummet to hundreds...
Ancient Star Explosions Discovered in a Galaxy 12 Million Light-Years Away
In the grand silence of deep space, even death leaves an echo. More than 12...
New Models Unravel the Mysteries of the Universe’s Most Massive Stars
In the heart of a glowing web of cosmic dust and gas 160,000 light-years from...
Webb Telescope Uncovers Small Galaxies That Transformed the Cosmos Forever
Over thirteen billion years ago, the universe was not the glittering expanse of stars and...
Baby Stars Reveal the Secret Life of Planets
High in the Chilean Andes, 16,000 feet above sea level, the world’s most powerful radio...
New Supercomputer Galaxies Could Explain What Dark Matter Really Is
Some of the universe’s greatest mysteries are hidden in plain sight. Dark matter—an invisible substance...
Astronomers Finally Find the Universe’s Missing Matter with Mysterious Radio Signals
For more than twenty years, astronomers have puzzled over a strange cosmic riddle. The laws...
Astronomers Detect Mysterious X-ray Heartbeat from Distant Star System
High above the Earth, aboard a satellite orbiting in silence, a Chinese space telescope has...
Scientists Simulate a Neutron Star Collision and Watch a Black Hole Jet Emerge
In the deep silence of space, where time stretches and matter bends under immense gravity,...
Water Older Than the Sun Found Around a Baby Star
Far beyond the glare of city lights, nestled deep in the constellation Taurus some 460...