Trans-Neptunian objects (TNOs) are icy bodies that vary widely in size, from large dwarf planets like Pluto and Eris—each ...

On this day 35 years ago, NASA's Voyager 1 spacecraft took a picture that changed how we see our planet. The iconic "Pale ...

A new study examines how much material from the closest star system to Earth will end up in orbit around the Sun, and how ...

The four planet-strong "planet parade" currently visible to the naked eye in the night sky for a short time after sunset will ...

It was, of course, a great joy for me when we could confirm the planet’s existence,” said Dr. Cretignier. “It was also a ...

Non-mixing layers of water and hydrocarbons thousands of miles deep could explain the icy planets’ strange magnetic fields.

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.

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

On Valentines Day in 1990, NASAs Voyager 1 captured the iconic ‘Pale Blue Dot image, showing Earth as a tiny speck from 3.7 ...

Earth has a variety of islands and bodies of water that resemble a heart. ESA takes you on a tour. Credit: ESA ...

EL PASO, Texas (KTSM) – The Texas Space Commission has awarded a $7 million grant to Blue Origin for upgrades, Senator César ...