Second, Jupiter's enormous mass prevents most Sun-bound comets from penetrating the inner solar system.

其次，木星的巨大质量阻止了大多数与太阳结合的彗星穿透太阳系内部。

youdao

Paradoxically, while the temperatures required for liquid water exist only in the inner solar system, the key building blocks of life, including water itself, occur primarily beyond the asteroid belt.

矛盾的是，虽然液态水所需的温度只存在于太阳系内部，但生命的关键组成部分，包括水本身，却主要存在于小行星带之外。

youdao

"It may require a whole new look at the inner solar system," he said.

“可能需要对内太阳系进行全新审视。”他说。

youdao

Some scientists have called Jupiter the protector of the inner planets and our own Earth -- from objects from the outer solar system.

VOA: special.2009.08.25

Mr.Lissauer says the five inner planets are among the smallest confirmed planets beyond our solar system.

VOA: special.2011.02.09

And building one would indeed open up at the very least the inner solar system to us.

FORBES: Is This The Final Technical Piece We Need For The Space Elevator?

The data are the orbits of comets that are likely to have been first-time visitors to the inner solar system.

ECONOMIST: X marks the spot

Added up over the whole sky, this suggested that the belt might contain a billion or more comets waiting to be unleashed on the inner solar system.

ECONOMIST: Unbuckling the Kuiper belt