Interstellar comet 3I/ATLAS is accelerating unexpectedly as it moves away from the Sun and towards Earth. New observations suggest the visitor may have lost significant mass during its solar encounter ...

In 2007, satellites detected an unusual gravity anomaly originating from deep within the Earth, suggesting rapid changes near the planet’s core. This gravitational anomaly, located in the Atlantic ...

Behind the Sun, the comet appears to show signs of acceleration beyond what is expected by gravity. And for reasons not yet ...

The conflict between the brain's expectation of Earth's gravity and the reality of no gravity causes space motion sickness.

In a new book, NASA astrobiologist Caleb Scharf says the fate of life on Earth may hinge on leaving our planet behind ...

The Event Horizon Telescope only recently gave us the first images of the environment immediately surrounding a black hole.

Discover why Earth's asteroid belt is disappearing and what this means for the future of our solar system, including ...

“We showed that if black hole morsels are created during mergers, they would produce a burst of high-energy gamma rays, with the delay time related to their mass,” Dr. Cacciapaglia said. “Our analysis ...

With COP30 underway, the climate crisis is in the spotlight. Here are the key facts about how rising temperatures are ...

We know of three interstellar objects (ISO) that have visited our inner solar system. Oumuamua was the first one, and it came ...