Stars and planets are inextricably linked. They form together and stars shape the fate of planets. Stars create the dusty ...

Earth reaches its closest point to the sun in its 2026 orbit on Jan. 3. The sun will appear larger in the sky than on any ...

Astronomers have confirmed a giant planet orbiting a tightly bound pair of young stars, marking a first in direct exoplanet imaging. The planet, known as HD 143811 AB b, is the closest-in world ever ...

The Winter Hexagon asterism is visible high in the winter night sky between late December and early March. By the end of ...

It was almost 100 years ago that Clyde W. Tombaugh discovered Pluto. That was the last planet found until 1992, when humans found another one. But this new planet wasn't in our solar system—it was ...

Astronomers have captured a rare and remarkably close view of a giant planet circling a pair of tightly bound suns, offering one of the clearest real-world echoes yet of the fictional world Tatooine.

24P/Schaumasse will make its closest pass of the sun on Jan. 8, according to In-the-sky, when it will pass 109.7 million ...

Astronomers announced the discovery of a starless cloud of hydrogen gas, a pristine relic of the cosmos that is almost as old as time itself.

Have you ever found something unexpected in your hamburger? Astronomers using the Atacama Large Millimeter/submillimeter ...

Now passing through the constellation Leo, the interstellar object sits at a distance so immense that the light from it takes about 15 minutes to reach us.

Mercury has long baffled astronomers because it defies much of what we know about planet formation. A new space mission ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Have you seen the “Christmas Star?” Step outside after dark ...