Out past Neptune are countless small icy and rocky bodies called Trans-Neptunian Objects (TNOs), and many of these have moons ...

The leading explanation for all of these mysteries is known as the giant impact hypothesis. According to this story, when the ...

The discovery points to what astronomers have thought for decades, that Saturn's rings were caused by a massive collision ...

Their perfect alignment darkens the moon, from the perspective of folks looking up, because our planet's position blocks ... Earth and the moon align in that order. Long wavelengths of sunlight ...

The first total lunar eclipse in more than two years lit up the sky last night as humanity, forever fascinated with the Earth ...

Saturn just solidified its title as ‘moon king’ with an updated tally of 274 satellites orbiting the gas giant. The ...

There was an opportunity Thursday night to catch the March 2025 "Blood Moon," a phenomenon that colors the full moon in ...