Mars has two moons, but they're not quite like Earth's moon. That's raised a lot of questions about where they're from, ...

It's largely agreed that the moon was created around 4.5 billion years ago when a protoplanet collided with early molten ...

Our solar system has a new visitor. This celestial traveller, dubbed 3I/ATLAS, is not from around here. It is only the third ...

Does the earth have two moons? A quasi-moon has appeared in the sky, but what is the story with the rock orbiting our planet ...

As an astronomer studying the universe beyond Earth, I’m fond of “outside the box” views almost by default. But one of my favorites is whenever a spacecraft takes a snapshot of our home world and the ...

NASA has confirmed that interstellar comet 3I/ATLAS safely passed Earth without any deviation from its predicted trajectory, ...

When Earth is opposite Mars from the sun, it will appear full because you’re looking directly on the daylit side. But ...