And unless you have a decent telescope, it is the only natural satellite ... big enough to be considered planets in their own right. So exactly how many solar system moons have we found?

Using advanced simulations, the researchers propose that these planets emerge from distinct rings of planetesimals, providing fresh insight into planetary evolution beyond our solar system.

Saturn has surpassed Jupiter, which has 95 known moons, with the new sightings. Uranus (28), and Neptune (16) are still ...

Known as SIMP 0136, the $10 billion James Webb Space Telescope caught a glimpse of it floating through the universe all by ...

A case in point: a European Space Agency satellite, known as ERS-2, launched in 1995 and inactive since 2011, tumbled through ...

Lots of us look up at the night sky with wonderment, asking how humans are able to explore the universe. Tracy Drain, a ...

A once-in-a-lifetime experience; nowhere else in Europe can visitors touch a fragment of the Moon, snap a selfie holding a ...

Chinese scientists, using lunar soil samples brought back by Chang'e-6, have determined that the Moon's oldest and largest impact crater, the South Pole-Aitken (SPA) Basin, was formed 4.25 billion ...

"Scientifically there's a huge amount we can learn from asteroids," says Alan Fitzsimmons, an astronomer at Queens University Belfast and a member of one of Nasa's sky surveys that searches and tracks ...

Most people worry about climate change, but few know what to do. The right tools allow us to convert scientific urgency into ...

There are dozens of tabletop RPGs that feature mechs and their pilots, perfect for any fans of shows like Mobile Suit Gundam.