The “most vocal” Pluto advocate has been the planetary scientist Alan Stern. “Science isn’t about voting,” he said in 2016 of ...

A gradual dimming and brightening when a star passed behind it suggested the mini-Pluto was wrapped in a thin layer of air.

Pluto retrograde tends to get ignored compared to Mercury retrograde. Yet its effects are equally, if not more so, ...

Two decades ago, the International Astronomical Union—which defines and names celestial bodies—redefined the criteria for ...

ARIES – There’s likely a burst of enthusiasm and overall sense of well being as the analytical Moon/Aquarius comes into a positive Trine to passionate chatty Venus/Gemini Saturday morning. You ...

As reports show interest from the White House, NASA seems to be on its way to arguing that Pluto should never have been ...

The finding offers fresh insight into our solar system’s farthest, coldest objects in a region known as the Kuiper Belt.

If confirmed, the rock would become just the second world past Neptune in our solar system to host an atmosphere.

Today: The Eta Aquarid meteor shower peaks just before dawn this Tuesday. Since this meteor shower has a fairly broad peak ...

NASA chief Jared Isaacman has called for Pluto’s planet status to be reconsidered, reviving a debate over the 2006 reclassification and the rules that led to it.

Donald Trump has a hang-up about Pluto. As far back as 2019, his appointed NASA administrator was making noise about ...

NASA Administrator Jared Isaacman wants to put an end to a decades-long debate among scientists. Is Pluto a planet or not? Isaacman says it should be — but it hasn’t been one for 20 years. That’s ...