Why is Pluto no longer a planet? Discover the real reason behind Pluto’s reclassification as a dwarf planet and the science that led to this change.

In August 2006, the International Astronomical Union made the controversial, but correct, decision to demote Pluto from its ...

Through New Horizons, we learned that Pluto has an ... microscopic lifeforms or may still today. Whether you call Pluto a planet or not, you sure can’t call it boring or average, and it ...

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

The "Star Trek" legend's only son will discuss his memoir at the annual space-themed event.

To get somewhere in outer space, you can’t exactly drive in a straight line. Orbits are tricky things, and sending a probe to ...

Reaching Mars is no simple feat. While the idea of sending humans to the Red Planet is gaining traction, the journey itself ...

The world outside offers no respite; everyone seems to be just as aimless and forgetful as the kids.Your future is ...

Take advantage of a special 6-7 planet alignment from Earth's perspective. Planets 'line up' in the skies over California in ...

Featuring a discussion on scientific exploration and how it inspires humanity, the keynote event for the sixth annual I Heart ...

are regularly updated with new films and TV shows to enjoy, and below, I’ve highlighted five of the best free movies to stream on Tubi, Pluto TV, Plex, and more this week. Valentine’s Day is ...