Spectacular clouds swirl across the surface of Jupiter. These clouds contain water, just like Earth's, but are much denser on ...

Saturn reigns supreme when it comes to the number of moons orbiting any solar system planet. Including the 128 ...

Within a few dozen light years of the Sun, the sky is crowded with stars that could, in principle, host living worlds. I want ...

Most people think they know exactly where “down” is. It’s the direction your feet point. But that familiar sense of ...

Study finds Mars helps pace Earth's ice ages through gravity. Remove Mars, and a major 2.4-million-year climate rhythm ...

The US, China, India, Europe and Japan all have exciting missions on the horizon in 2026. Many of them are collaborative ...

In 2026, astronauts will travel around the moon for the first time since the Apollo era, powerful new space telescopes will ...

Crew 11 is expected to splash down off the coast of Southern California at 3:41 a.m., closing out a 167-day stay in space.

If Earth were thrown from its orbit, it would become a rogue planet, drifting in darkness without the warmth of the Sun — a ...

A new study suggests lunar soil contains elements that solar wind transported to the moon from Earth’s atmosphere, solving a ...

A solar eclipse occurs when the moon positions itself between Earth and the sun, casting a shadow over Earth. We explore the ...