In about 5.4 billion years, the two galaxies will finally merge into a galaxy of more than 1 trillion stars. So what will all this galactic motion do to the solar system? Honestly, we can’t ...

Researchers are unlocking secrets of our solar system by analyzing asteroid Bennu samples, some of the most pristine ever ...

It probably spent nearly all of the past 4.5 billion years in a deep ... Stardust indicate the solar system was turned inside out during infancy, many scientists now think it also went through ...

The OSIRIS-REx mission returned to the sample to Earth in September of 2023, and these studies show that it contains amino ...

Saturn's rings, once thought young, might be as old as the planet itself, around 4.5 billion years ... to the chaotic early solar system. During the formative years of the solar system, planets ...

With a radius of 2,106 miles, Mars is the seventh largest planet in our solar system ... atmosphere is now so thin. But in the ancient past—up until about 4.12 to 4.14 billion years ago ...

Discover how a giant interstellar cloud known as the solar nebula gave birth to our solar system and everything in it ... rocky debris left over from the era of planet formation, 4.5 billion years ago ...

CHILD: So how old is our solar system? MADDIE: That’s a great question! Let’s ask an expert. DR BECKY: Hi, I’m Dr Becky and I am a space expert. Now ... is 4.6 billion years old!