NASA’s Hubble and James Webb Space Telescopes have uncovered surprising clues about the solar system’s origins by studying 27 tiny, distant objects beyond Neptune. Scientists discovered that these ...

Long before modern observatories and spacecraft, court scribes in ancient China were quietly building one of humanity’s first datasets on the changing sky. Their terse notes on sudden daylight ...

Learn more about two of the earliest reports of a total solar eclipse and corona, which were recorded in China, and solve several mysteries about our ancient Solar System. Researchers have returned to ...

How did the first solids that made up planets, moons and asteroids form from the "hot soup" that characterized our solar system's earliest years? New research from Caltech analyzing pieces of a ...

Before our planet had oceans, air, or even a solid surface, the raw ingredients for life were already brewing in the dark, freezing fringes of the early Solar System. Researchers led by Daniel Crocker ...

The microscopic flecks of dust are mind-bogglingly old. They predate the Earth, and our sun. “They’re ancient stardust grains,” says Boston University researcher Nan Liu. Known as presolar grains, ...