Astronomers discovered evidence for the earliest stages of planet formation forming around a baby sun-like star, providing a ...

CAPE CANAVERAL, Fla. — Astronomers have discovered the earliest seeds of rocky planets forming in the gas around a baby ...

The observations offer a unique glimpse into the inner workings of an emerging planetary system, said the University of ...

Astronomers have discovered the earliest seeds of rocky planets forming providing a precious peek into the dawn of our own ...

In a cosmic first, scientists identified signs of early planet formation by looking deep into the gas disk around a baby star ...

Astronomers using the Subaru Telescope have discovered a strange new body in a weird orbit at the edge of the solar system, which could be bad news for Planet Nine theories.

Solar System Planets. Astronomy articles on the eight planets, plus the two dwarf planets, Pluto and Eris. Great pictures of everything in the solar system. Updated daily.

There are 8 planets in the solar system, each unique in size, distance, and composition. Learn about all the planets in order from the Sun, their characteristics, and key facts that make them ...

This artist’s concept depicts one of the solar system’s inner planets slamming into Earth after being nudged on a collision course by a passing star. Such a world-shattering cataclysm is ...

Want to observe the sun or watch the next solar eclipse in safety? We've rounded up the telescopes you need to see our nearest star safely.