The universe is full of surprises, but two discoveries in the outer solar system are dominating astronomy news this week. First, astronomers reported yesterday that they have found a distant, tiny ...

A meteorite adds two million years to the solar system's age—and suggests an exploding star helped create the system we know today, a new study says.

ABC News and National Geographic partnered to provide extensive, live coverage of the 2024 rare total solar eclipse. On Monday, at least 32 million people across America found themselves in the ...

National Geographic and ABC will offer live coverage of the total solar eclipse on April 8 from eight U.S. states during its 'Eclipse Across America' special. Watch the trailer here.