In 2025, astronomers sharpened their view of the planetary system around Proxima Centauri — the sun's closest stellar ...

TRAPPIST-1e, an Earth-sized world in the system’s habitable zone, is drawing scientific attention as researchers hunt for ...

Earth may have a moon today because a nearby neighbor once crashed into us, a new analysis of Apollo samples and terrestrial rocks reveals.

Pluribus imagines Kepler-22b as an ocean world that sends a gift to humanity through radio waves. In real life, no such ...

P erihelion – or the Earth's closest approach to our host star – will take place on January 3, 2026. At this point, our ...

When Earth was a molten inferno, water may have been locked safely underground rather than lost to space. Researchers ...

Right now, as a passenger on planet Earth, you’re zooming through space at incredible speeds. But why can't you feel it?

Complex life may be rare due to many necessary conditions like a stable star and planet. Earth's location in the galaxy minimizes exposure to harmful radiation. Jupiter's gravity may have protected ...

Earth is often described as a circle or an oval, but it is neither. As the planet spins more than 1,000 miles per hour at the equator, it develops a slight bulge around its middle. The result is what ...

The new dataset, published in Earth System Science Data by 16 scientists, shows a significantly cooler Earth from the late ...

Plate tectonics give rise to Earth's mountain ranges, earthquakes and the long-term movement of continents, and may even have provided the right conditions for life on Earth. But as far as we know, no ...