Have you ever wondered how far Jupiter is from Mars or Venus from Earth? Our handy calculator makes it easy to find out! All distances are average and ...

We've known for over 30 years that there are other stellar systems in our galaxy, but we don't have any idea how many there ...

Astronomers have discovered two new exoplanets that are similar to other worlds found in the Milky Way, but unlike any in our ...

The gas giants outside our solar system are not capable of hosting extraterrestrial life, but do offer clues in a lingering ...

Starting closest to the sun, our home star's nearest neighbors ... The number of planetary moons may also increase if we find more planets in the solar system. One such world is the elusive ...

Studying the orbits of thousands of exoplanets shows that large planets tend ... it showed that the sun, rather than the Earth, was at the center of the solar system. I'm sure Kepler, the man ...

Most of these planets are about the same size and spaced ... in many cases closer than Mercury is to the Sun. Our solar system, in contrast, appears to be different. “[Planetary scientists ...

Pollard A quartet of Earth-like worlds, each about 20% to 30% the size of our planet ... of the sun. At 5.97 light-years from Earth, it is the fourth-closest star to our solar system, after ...

Long-Sought Auroral Glow Finally Emerges Under Webb’s Powerful Gaze Neptune lies in the cold, dark reaches of the outer edges ...

The shape of a planet's orbit is one of its ... human history because it showed that the sun, rather than the Earth, was at the center of the solar system. I'm sure Kepler, the man, would be ...

“It’s like putting your thumb in front of the sun when you look ... “If these huge planets act like bowling balls cruising through our solar system, they can disrupt, protect or, in a ...