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

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

Interstellar material has been discovered in our solar system, but researchers continue to hunt for where it came from and ...

Microinverters typically come with stronger, 25-year warranties, than string inverters, which are typically about 12 years. A ...

This week presents a unique chance to see all of the seven other planets in our solar system in the sky at the ... be lined up almost like pearls on a string across the sky," said Martin.

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

Long after the planets of the Solar System formed, catastrophic collisions continued, with a climax about 4 billion years ago during an interval called the Late Heavy Bombardment. The scars of ...

Get Instant Summarized Text (Gist) Approximately 14 million years ago, the solar system passed through the Orion star-forming complex, part of the Radcliffe Wave, potentially compressing the ...

If humanity is ever to spread out into the Solar System, we're going to need to find a way to put fuel into rockets somewhere other than the cozy confines of a launchpad on Earth. One option for ...