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

Roughly 300,000 years ago, our species first appeared on the African landscape before spreading globally and coming to ...

A new study rewrites the story of human evolution, suggesting that intelligent life is not rare but a natural planetary ...

Learn about the life and scientific contributions of Johannes Kepler, the 17th-century astronomer known for his laws of ...

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

NASA has just made a groundbreaking discovery—a new planet beyond Neptune that wasn’t there before! This mysterious find could change how we understand our solar system and the universe itself. Is ...

Oumuamua and Comet Borisov in 2017 and 2019, respectively, created a surge of interest. What were they? Where did they come ...

Canadian astronomers have taken an extraordinary step in understanding how planets are born, using the James Webb Space ...

Is Earth really exceptional?  A new book seems to reaffirm that notion.  But given the right conditions, primitive life may be a mere byproduct of biophysics.

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

Four planets will be widely visible to the naked eye through part of February, but calling them a 'planetary alignment' may not be the full picture.

The US wants to put a flag on Mars. But there’s a risk it could carry unwanted stowaways that might compromise future ...