A Mars scientist shares the inside story of the NASA Curiosity rover's poignant first photo of Earth and Mars moon Phobos ...

Earlier this month, the European Space Agency (ESA) launched its newest Earth-observation satellite, known as Copernicus ...

A University of Washington study offers new insights into the end of the last Snowball Earth event, explaining how melting ...

Some of the most dramatic climatic events in our planet's history are 'Snowball Earth' events that happened hundreds of millions of years ago, when almost the entire planet was encased in ice up to 0.

At times during the past half-billion years, carbon dioxide warmed our planet more than previously thought, according to a ...

NASA's Curiosity rover has captured a spectacular sight from the surface of Mars: The first-ever photo of Earth alongside the ...

The image above shows a striking cloud pattern sculpted by gravity waves, which are common ripples in both Mars' and Earth's ...

From a solar eclipse to a dolphin-like nebula, these winning shots by astrophotographers from around the world depict the ...

"Can you spot which dot is the planet?" — ESA's JUICE spacecraft confirmed Earth is habitable. Here's why The new images from JUICE were taken using different exposure times as part of inflight tests ...

The Earth has pulled in moons of this type before but none have ever stuck around as long as the moon we know.

A3 Tsuchinshan-Atlas is rapidly approaching the Sun. After meeting with the hot star, the flying traveler will cross the ...