The dog days of summer have been nipping at our heels this August: the humidity has been oppressive, the vacations not quite long enough, and the prospect of going into autumn is both comforting and ...

The new work places the age of the Solar System at 4.5684 billion years, plus or minus 240,000 years. Previous estimates were about 1.1 million years lower at 4.5673 billion years.

NPR's Ari Shapiro talks with astronomer David Jewitt about what we can learn from the third interstellar object to have entered our solar system, a comet-like object known as 3I/ATLAS.

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Our solar system's latest and only third known interstellar visitor is becoming more fascinating by the minute. Spotted in ...

Solar Systems 100 Times Smaller Than Ours Are Possible – Thanks To Rogue Planets Free-floating planets might not travel alone through the galaxy.

Astronomers have confirmed that a recently spotted object is an interstellar visitor, and appears to have come from the center of our galaxy.

Astronomers have discovered a rare in-sync solar system with six planets moving like a grand cosmic orchestra, untouched by outside forces since their birth billions of years ago. The find ...

As anticipation builds for next month’s total solar eclipse, Summerville native and author of the STEAM-powered children’s series “The Chronicles of Ms. Clarke’s Class,” Julie Packett ...

Astronomers have picked up evidence of an Earth-sized world, distinct from the previously hypothesised Planet Nine and Planet ...