For a long time, scientists thought the Earth's inner core was a solid ball of metal, sort of like a planet within a planet ...

The controversy endures over Pluto's true status, but the solar system underdog continues to capture hearts across the globe.

On this day 35 years ago, NASA's Voyager 1 spacecraft took a picture that changed how we see our planet. The iconic "Pale ...

Feb. 18 marks the 95th anniversary of the discovery of our outermost planet-not-planet. Here's what to know about the short ...

If an extraterrestrial civilization existed with technology comparable to ours, would they be able to detect Earth?

The head of planetary defense at the European Space Agency discusses 2024 YR4, an asteroid with a small chance of striking ...

Yuri Shprits, a space scientist at the German Research Centre for Geosciences in Potsdam, is on a mission to save our planet.

Did you know that the current CO2 concentration in the Earth's atmosphere has peaked in the last million years? A further increase in these indicators will lead to irreversible processes on our planet ...

YR4, with a 2% chance of impact, will pass very close to Earth in December 2032. India is identified in the potential ...

Data collected from a once-defunct NASA satellite show that Earth grew two extra radiation belts following a supercharged ...

Scientists used aircraft and satellites to track biodiversity, helping improve conservation and space research.

Asteroid 2024 YR4 has been a source of consternation because it carries an uncommonly high risk of colliding into Earth ... to come within 20,000 miles of our planet’s surface on April 13 ...