It’s like a big, thick bubble around our solar system, made of icy, comet-like objects. Credit: NASA The spiral pattern is about 15,000 astronomical units wide, or around 1.4 trillion miles from one ...

The most surprising discovery of this new map was the appearance of an interstellar tunnel from our solar system pointing towards the constellation Centaurus. Hot gas escapes via this ...

Scientists have determined that around 14 million years ago, our Solar System traveled through a densely populated galactic region and might have experienced increased interstellar dust, which could ...

New research suggests that a binary pair of Kuiper Belt objects, known as the Altjira system, is actually made up of three separate bodies orbiting one another in a complex triad. This rare ...

Interstellar material has been discovered in our solar system, but researchers continue ... and its orbital path indicated by a gray solid line (top row only). α Cen's location and path are ...

"These objects really could be anywhere in the solar system at any given time." One million alien visitors from another star system could already be lurking in the solar system. We aren't talking ...

Our solar system passed through a vast wave of gas and dust around 14 million years ago, dimming Earth’s view of the night sky. The wave may even have left traces in our planet’s geological ...

Solar system moved through the Orion complex around 14 million years ago Interstellar dust may have influenced Earth's ancient climate Scientists investigate links between cosmic activity and climate ...