The study, which observed a periodic wobble in the anti-tail jet of 3I/ATLAS during July and August 2025, indicates that the ...

Near perihelion 3I/ATLAS exhibits non-gravitational acceleration, which requires massive evaporation for a natural comet (as ...

Avi Loeb reports new telescope observations of interstellar object 3I/ATLAS, describing a periodic wobble in its anti-tail and what it reveals about rotation ...

The first pulsar was discovered in 1967 by Jocelyn Bell Burnell. Finding these mysterious signals forever changed astronomy.

When Santa is done delivering presents on Christmas Eve, he must get back home to the North Pole, even if it's snowing so ...

The Iberian Peninsula — that massive piece of Europe holding Spain and Portugal — is not the static landmass we imagine. It’s ...

New data shows how the approach of the African and Eurasian plates is forcing displacement that will eventually close the ...

New analysis suggests that problems with NASA’s MAVEN Mars orbiter may be more serious than a simple communications glitch.

Every second, our planet is racing through space at tens of thousands of miles per hour, yet the air outside the window ...

One of the oldest unsolved riddles in planetary science concerns the origin of the moon. Over a century ago, George Darwin ...

Earth's rotation on its axis is the fundamental reason for the cycle of day and night. As our planet spins, one side faces the Sun, experiencing dayli ...

Single-cell bacteria, in shallow marine waters, altered the composition of liquid and air – as the planet heaved around them. Their fossils still stand, not far from you.