Astronomers observe for the first time the actual motion of spirals in a protoplanetary disk, revealing gravitational ...

The massive protoplanet is around 5 million years old and about 437 light-years from Earth. The post Growing baby planet captured for first time in dark circle appeared first on Talker.

There are a couple of ways that scientists can date planets, so which planets formed first in our solar system?

CAPE CANAVERAL, Fla. (AP) — For the first time ever, astronomers have discovered seven Earth-size planets orbiting a nearby star — and these new worlds could hold life. This cluster of planets is less ...

A new study led by UNLV scientists sheds light on how planets, including Earth, formed in our galaxy—and why the life and ...

There are systems crammed with multiple planets that move in almost musical rhythms with one another; rogue planets floating freely in the Galaxy; and alien worlds that circle two stars ... star three ...

Fans of stargazing, the solar system, and early wakeup calls are in for a treat this month. Five planets are currently visible from Earth at the same time, in what’s known as a planet parade – or a ...

(CNN) — The search for an unknown planet in our solar system has inspired astronomers for more than a century. Now, a recent study suggests a potential new candidate, which the paper’s authors have ...