That remains just one of the many achievements in Voyager 1’s illustrious resume, the spacecraft currently 15.79 billion ...

These images mark an early milestone in the mission, confirming that OSIRIS-APEX is healthy and on course for its 2029 ...

It takes light a single day to travel 16 billion miles. The Voyager 1 probe will need a little longer, just 49 years.

On Nov. 2, 2000, the crew of NASA’s Expedition 1 opened the hatch to the International Space Station, which was the beginning ...

Which planet is the furthest from the sun? Some may think it’s Pluto, but it’s actually Neptune. Learn more about this ice ...

Small icy moons may have hidden oceans that briefly boil under thick ice. Changing pressure inside these moons shapes their ...

This means that it would still take a little over four whole years of traveling at lightspeed to reach the red dwarf—not that ...

A FIERY hell-world that would instantly roast visitors alive has a vast lava ocean – and may be packed with rare gems. The ...

As it heads out of the solar system never to return, the deep space probe Voyager 1 is headed for yet another cosmic ...

I t’s time to say hello to an old friend again. The first near-Earth asteroid ever discovered by humans, 433 Eros, will have a close fly-by of Earth this weekend, and it should stay visible for a few ...

The outer planets of the Solar System are swarmed by ice-wrapped moons. Some of these, such as Saturn’s moon Enceladus, are ...

Small icy moons in the outer reaches of our solar system may hide boiling oceans underneath their surfaces, a new study finds.