Ancient meteorite reveals a protoplanet formed in the outer Solar System earlier than thought, reshaping planet formation ...

Astronomers have spotted centimeter-sized “pebbles” swirling around two infant stars 450 light-years away, revealing the raw ...

In the past two years, without much notice, solar power has begun to truly transform the world’s energy system.

Neptune is called an “ice giant” because it’s mostly made of a thick, slushy mix of water, methane, and ammonia, which ...

A groundbreaking study published in Communications Earth & Environment has called into question the long-standing assumptions ...

It has been suggested that the most likely planet in our solar system for humans to try to terra-form (make Earth-like) is ...

How did Earth, alone among the solar system's rocky planets, become the home for life? How, among all this frigid ...

This is how our own solar system began forming around 4.5 billion years ago. The pebbles were found in planet-forming zones ...

A fascinating glimpse into how a solar system like our own is born has been revealed with the detection of planet-forming ...

Mount Everest may be the tallest mountain on Earth, but it's nothing compared to the towering giants scattered across our ...

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

The planets in order from the Sun are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. If you include the ...