Real HD photos and videos taken by the MESSENGER probe. We discuss the orbit, climate, geographical features, and general physical characteristics or Mercury, and a lot more. Astrum ...

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

Watch this video to find out more about the Earth, planets in our Solar System and other planets far off in outer space. From up here on the International Space Station I get a great view of Earth.

Here’s how it works. Astronomers have discovered two new exoplanets that are similar to other worlds found in the Milky Way, but are unlike any in our own solar system. The two exoplanets ...

"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 ...

They also orbit near their stars, in many cases closer than Mercury is to the Sun. Our solar system, in contrast, appears to be different. “[Planetary scientists] have thought our solar system ...

The Saturn typically ranks as the 7th brightest object,. It is visible to the naked eye and can be seen as a prominent celestial body in the night sky ...

A giant wave of undulating gas and dust appears, per new research, to have engulfed our Solar System millions of years ago. Now, University of Vienna doctoral student Efrem Maconi thinks that our ...

And tantalizingly, what they found suggests that our solar system may already be flooded with visitors from the star system, which is about 4.25 light years away. These objects range from ...

Credit: University of Western Ontario Gregg, a Ph.D. candidate in physics and astronomy, developed a computer model to study our solar system, Alpha Centauri and the interstellar activity—the ...