Is it a bird? Is it a plane? No, it's super Neptune! But this Superman-mimicking planet is not blasting through space on its own. It is being dragged along by its parent star.

NASA has just made a groundbreaking discovery—a new planet beyond Neptune that wasn’t there before! This mysterious find could change how we understand our solar system and the universe itself. Is ...

Canadian astronomers have taken an extraordinary step in understanding how planets are born, using the James Webb Space ...

Around the time of your romantic dinner, head outside and look to the southwest to spot the super brilliant planet in the night sky ...

Four planets will be widely visible to the naked eye through part of February, but calling them a 'planetary alignment' may not be the full picture.

This is the last time the seven planets will appear together in the night sky until 2040. Here's when it's happening – and ...

New research shows that star activity can distort exoplanet measurements, affecting size, temperature, and atmosphere ...

Here’s what you should know when you go outside to see for yourself: Yes, the planets are indeed lined up across our sky. No, ...

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

If you draw a line through the barycenter to connect ... of the orbit and determine its perihelion as well." All solar system planets have fairly circular orbits with relatively minuscule ...

For a few brief evenings around February 28, every planet in our solar system will be visible at once, with Mercury making a cameo in the planetary parade which is running all this month and next.