NASA unveiled the result of the research that analyzed over 40 years worth of old satellite data to add more into the ninth ...

New images released Wednesday from NASA's James Webb Space Telescope are revealing Neptune, and the planet's hard-to-detect rings, in a fresh light. "It has been three decades since we last saw these ...

What if our understanding of Uranus and Neptune's compositions have been wrong, specifically regarding their classifications ...

Hubble Space Telescope imagery Neptune has revealed that the planet's clouds are disappearing. Credit: NASA Goddard Space ...

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

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

Using NASA's Transiting Exoplanet Survey Satellite (TESS), astronomers have discovered two new exoplanets around a young ...

It might seem unfathomable to us living today, but 179 years ago on this very date, our galaxy, The Milky Way, actually grew by one planet. Okay, okay, we know, that that is not what actually happened ...

Pluto's unusual eccentricity and tilt is likely due to its interactions with neighboring Neptune and other giant planets, said Renu Malhotra, a planetary scientist at the University of Arizona who has ...

NASA is considering approving by next April up to two planetary science missions from four proposals under review, including one to Venus that scientists involved in the project said could help ...

For decades, Uranus baffled scientists because it seemed to have no internal heat. Now, new computer modeling shows the ...