One million alien visitors from another star system could already be lurking in the solar system. We aren't talking about ...

Early in our Solar System’s history, bits of icy debris were scattered and then gradually coaxed into a spiral alignment in ...

A giant wave of undulating gas and dust appears, per new research, to have engulfed our Solar System millions of years ago.

New research suggests that a binary pair of Kuiper Belt objects, known as the Altjira system, is actually made up of three ...

Astronomers have discovered that our solar system traveled through a dense, star-forming region near Orion about 14 million ...

If we achieve advanced nuclear, antimatter propulsion or other advance propulsion it would be possible to achieve near constant acceleration. This would ...

The SPHEREx telescope will create the most colorful map of the cosmos, while the four satellites of the PUNCH mission track ...

Using a NASA supercomputer to run models, researchers led by SwRI astronomer David Nesvorny now believe that the Inner Oort cloud looks like a spiral disk, around 0.24 light-years across, with two ...

The discovery that helium and iron can mix at the temperatures and pressures found at the center of Earth could settle a long ...