地球的诞生离不开太阳系的形成。大约在46亿年前，太阳系的形成始于一个巨大的分子云。这些分子云主要由氢、氦及少量重元素组成，经过重力的作用，逐渐坍缩形成了一个旋转的盘状结构。

A large planet has been spotted orbiting a dwarf star that is just 3 million years old, offering possible clues to how the ...

A newly discovered baby exoplanet called IRAS 04125+2902 b is challenging our current understanding of planet formation.

Japanese researchers developed a model to simulate early Earth's atmosphere, revealing how UV radiation and hydrocarbons ...

Astronomers discovered IRAS 04125+2902 b, only 3 million years old. The youngest planet is visible due to a warped debris ...

Earth may have had a ring made up of a broken asteroid over 400 million years ago, a study finds. The Saturn-like feature ...

New research offers a potential explanation for the formation of early Earth protocells. Few questions have captivated ...

The newly discovered exoplanet is the youngest ever found, located over 500 million light-years away. This find marks a ...

In a study published Wednesday in the journal Nature, astronomers describe the youngest transiting planet ever found. It’s ...

Geologists found evidence in the way enigmatic sandstones called Tava formed in the Rocky Mountains hundreds of millions of ...