Does our Solar System have 9 planets or only 8? Astronomers have gone back and forth on that a lot, with Pluto now being classified as a dwarf planet. However, out beyond Neptune there could be ...

Astronomers may have discovered a scrawny star bolting through the middle of our galaxy with a planet in tow. If confirmed, ...

To get somewhere in outer space, you can’t exactly drive in a straight line. Orbits are tricky things, and sending a probe to ...

VISITORS to the Moon could race across the planet’s surface in an “extreme” car dropped there by Elon Musk. That’s the vision of a Nasa-backed company that is working on a ...

NASA's Pandora mission, launching in fall 2025, will study the atmospheres of over 20 exoplanets, focusing on clouds, hazes, ...

Like a celestial parade across the cosmos, five bright planets are lighting up the night sky and visible with the naked eye ...

The origins of life on our planet remains one of science’s great mysteries. Now, a NASA mission that brought a piece of an ...

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

Scientists believe that two asteroids might be fragments of long-lost "planetary embryos" from the early solar system.

"With an orbital period of 570 days, it is a relatively cold gas giant planet," said Guðmundur Stefánsson of the University ...

Earth" planet that may have conditions suitable for life, according to the University of Oxford. The exoplanet—a planet ...