The official number of exoplanets—planets outside our solar system—tracked by NASA has reached 6,000. Confirmed planets are ...

There are quite a few other places we might find life in the solar system, including dwarf planets like Ceres. Ceres is ...

The solar system holds extraordinary wonders, from Voyager 1’s historic journey into interstellar space after traveling ...

This brings us to the complexity of NASA's announcement. "Confirmed planets are added to the count on a rolling basis by ...

The Kuiper Belt is loosely defined as a doughnut-shaped swath of space beginning just beyond the orbit of Neptune and ...

Astronomers have uncovered a massive new trans-Neptunian object, 2017 OF201, lurking at the edge of our solar system. With an orbit stretching 25,000 years and a size that may qualify it as a dwarf ...

AT&T tracked employee attendance to find 'freeloaders.' Now, it admits the system is driving workers to the 'brink of frustration.' Almost half of adults say they are ordering kids' meals. Here's why.

While Mars today only has a wispy remnant of an atmosphere, it may once have had one hundreds of times thicker with a ...

While Saturn has been visible in the night sky all of September, this weekend, the ringed planet will shine its brightest.

Located at a relatively close distance of 41 light years from Earth, the Trappist-1 system has attracted significant ...

Mysterious spherical droplets in meteorites aren’t just cosmic oddities. They’re evidence of planetary formation.

What is the difference between a moon and a planet? Trick question! According to scientific definitions, there often isn’t much of a difference at all. That might seem counterintuitive, but it’s true.