The Solar System is more than a flat plane of planets orbiting the Sun. Above and below lie vast, mysterious regions ...

Moons are common throughout the solar system, orbiting planets, asteroids, and even distant Kuiper belt objects. But could a moon itself have a smaller moon orbiting it? In this video, we explore the ...

The Apophis asteroid, once feared to hit Earth, is less than three years from making an unprecedented approach toward Earth.

The four astronauts aboard the Orion spacecraft are heading to the Moon after completing the critical engine burn that ...

In Beacon Valley, one of the most Mars-like regions on Earth, Ariel Waldman reveals hidden ecosystems that persist despite ...

Four astronauts embarked on a high-stakes flight around the moon Wednesday, humanity’s first lunar voyage in more than half a ...

NASA's Artemis II astronauts will spend about 24 hours orbiting the Earth and running checks on their spacecraft and life support systems before heading to the moon.

Nasa’s first manned Moon mission in more than five decades fired its rockets to break out of Earth’s orbit early on Friday. The Orion spacecraft carrying the Artemis II astronauts blasted towards the ...

On Monday over the course of seven hours, the Artemis II crew, comprised of Reid Wiseman, commander, Victor Glover, pilot, Christina Koch, mission ...

The new aspects of spaceflight being carried out by Artemis II instead largely concern the impacts of radiation on the spacecraft and the astronauts themselves.

Prime Minister Mark Carney, left, speaks to Artemis II mission astronauts, left to right, Christina Koch, Jeremy Hansen, Reid Wiseman and Victor Glover during a live feed at the Canadian Space Agency ...