How a young Jupiter saved Earth from falling into the Sun
Not all of the solar system’s building blocks formed simultaneously. Some of the first solid bodies, or planetesimals,…
Moon dust from Chang’e-6 mission reveals asteroids carried water to Earth
In a discovery that could rewrite what we know about where water comes from and the building blocks…
NASA confirms a new quasi-moon orbiting the Earth until 2083
Earth has just acquired a new best friend in space – a small asteroid named 2025 PN7. Not…
Scientists warn that space is becoming too crowded to manage safely
Earth’s orbit is getting crowded, and scientists are warning that space may soon become too risky to manage…
Pulsars or dark matter? The Milky Way’s central glow just got more puzzling
For over a decade, a dim but persistent glow near the center of the Milky Way has confused…
Could humans build floating cities on Venus?
The dream of living on another planet has intrigued scientists, engineers, and explorers for a long time. Now,…
Moon’s largest impact crater helps explain why the near side and far side look so different
As astronauts prepare for south-polar landings, a new look at the Moon’s biggest crater points to a pivotal…
Titan’s icy surface hides a chemical mystery that could explain how life began
For decades, chemistry students have learned a simple truth: polar and nonpolar substances don’t mix. Water and oil…
Earth’s magnetic field is shifting — and satellites are feeling it
More than a decade of satellite monitoring has mapped Earth’s magnetic field as it subtly altered between 2014…
Astronomers detect million-solar-mass object in distant universe
Astronomers have detected one of the darkest objects ever seen at a record cosmic distance—only with the assistance…
Astronomers confirm the presence of water on interstellar comet 3I/ATLAS
For millions of years, a frozen traveler drifted in silence through the stars, carrying secrets from another world.…
Dark matter may end our universe in a ‘Big Crunch’
Astrophysicists have presumed for nearly a century that the universe will just keep expanding for all eternity, driven…