The stars as seen from Earth would have looked dimmer 14 million years ago, as the solar system was in the middle of passing ...

Even the little-understood Oort Cloud, at the outer edges of our solar system beyond view, has a partly spiral structure.

Millions of years ago, our Solar System traveled through a densely populated galactic region and was exposed to increased ...

NASA’s Pleiades supercomputer has provided fresh insights into the Oort cloud – ​​a vast, theoretical spherical shell of icy ...

What will happen to the solar system when the Milky Way completes the merger with the Andromeda Galaxy? Bryan Mitchell Maricopa, Arizona Your excellent question affords us the opportunity to ...

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

The Oort cloud is a shell of icy objects that forms the very outskirts of our Solar System. Recently, a group of researchers ...

The entire solar system, ours at least, sits inside a pocket of low density called the Local Hot Bubble (LHB). This cavity in space is 1,000 light-years across, at least, and tips the thermometer at ...

the Milky Way. Now, using a powerful NASA supercomputer called "Pleiades," scientists have discovered yet another spiral structure on the edge of our solar system. The spiral is composed of ...

Using NASA's James Webb Space Telescope, Northwestern astrophysicists gained the longest, most detailed glimpse yet of the supermassive black hole at the center of the Milky Way.

Weather has delayed NASA’s launch of the SPHEREx telescope to uncover the ingredients for life in our galaxy, as well as the ...

So what will all this galactic motion do to the solar ... Milky Way/Andromeda close encounter. However, if this were not true, and provided that Earth wasn’t dislodged from the solar system ...