Anyone who studies planetary formation would relish the opportunity to get a close-up look at an interstellar object. Sending ...

Mercury will square Pluto retrograde on Oct. 7, intensifying group dynamics and social exchanges that lack integrity.

What's the next killer app for the final frontier? According to Jeff Bezos, it's a future fleet of orbital data centers.

On October 6 1995, at a scientific meeting in Florence, Italy, two Swiss astronomers made an announcement that would transform our understanding of the universe beyond our solar system. Michel Mayor ...

Normal gases, like the air you breathe on Earth, are made up of atoms bouncing around. Atoms consist of a positively charged bundle of particles called the nucleus and negatively charged particles ...

Exoplanet hunters Christopher Watson and Annelies Mortier explain the long search for a 'twin Earth' capable of sustaining ...

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

University of Warwick astronomers have uncovered the chemical fingerprint of a frozen, water-rich planetary fragment being ...

The methane gas may constitute a rarefied atmosphere, or it may come from erupting plumes on Makemake’s surface.

President Trump’s proposed NASA budget looks to drop 41 science missions including 19 that are operational in space. The new ...

Earth is the only planet in our solar system with a single moon, making it a rare phenomenon for a planet of its kind.