Sedna will make its closest approach to the Sun in 2076, giving us a rare opportunity to visit the planetoid before it drifts ...

Pluto was long considered our ninth planet, but the International Astronomical Union reclassified Pluto as a dwarf planet in ...

Think you know Pluto? Think again. From its mysterious orbit to why it’s so hard to spot - even with Hubble - this video ...

Sedna will reach its closest approach to the Sun in 2076, providing a remarkable space-faring opportunity that won’t come ...

While for most people Pluto is the most distant planet in the Solar System, things get a lot more fuzzy once you pass Neptune ...

Celebrate the Fourth with the Fireworks Galaxy, then check out the Demon Star Algol and the Full Buck Moon in the sky this ...

You might be lucky enough to catch a glimpse of a meteor shower as well as the Moon and Mars in the night sky this month.

Astronomers have observed an object that originated from beyond our solar system, thought to be an interstellar comet, ...

In April, scientists announced that they had used NASA’s James Webb Space Telescope to find a potential signature of alien life in the glow of a distant planet. Other scientists were quick to ...

Astronomers spotted an object speeding at 133,200 miles per hour (about 214,364 kilometres per hour), which is too fast to be ...

“This pioneering interstellar navigation demonstration and its accompanying publication show that a deep-space mission can ...