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

A weak magnetic field likely attracted matter inward, contributing to the formation of the outer planetary bodies, from ...

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

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

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 ...

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

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

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

As the agency's SPHEREx space telescope and PUNCH solar mission rode toward their orbital stations at 10:09 p.m. EST (0209 ...

By Jenny Noble “When there’s a huge solar energy spill, it’s just called a ‘nice day’” — Anonymous When Saudi Arabia imposed ...

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