Astronomers found an interstellar "tunnel" - a cosmic channel that connects our solar system to distant stars, according to a ...

Humanity has walked on the Moon, explored Mars with rovers, and sent spacecraft beyond the edge of the solar system, yet the ...

This artist’s concept depicts one of the solar system’s inner planets slamming into Earth after being nudged on a collision course by a passing star. Such a world-shattering cataclysm is extremely ...

Realising that our solar system isn’t like most others out there has helped astronomers rewrite the story of how it formed ...

This artist’s illustration provided by the European Southern Observatory shows an exoplanet orbiting around two brown dwarfs, celestial objects that are lighter than stars, but heavier than gas giant ...

Although we don't have to worry about it for a few billion years, the sun is inexorably dying, the only question is what's left after it's gone.

Astronomers have long sought evidence to explain why comets at the outskirts of our own solar system contain crystalline ...

A new Tatooine-like planet outside the solar system may orbit two failed stars, scientists reported Wednesday. Located about 120 light years away, the exoplanet appears to take an unusual path around ...

A passing star may have kicked the weird moons of giant planets like Jupiter and Saturn into place, new research suggests. When you purchase through links on our site, we may earn an affiliate ...

A new "Tatooine-like" planet outside the solar system may orbit two failed stars, scientists reported Wednesday.Related video above: The dark energy pushing our universe apart may not be what it seems ...