The cloud is now stretched into the shape of a comet by gravity and gas pressure.
彗星乒乓菜单包含一个标志与在这些圈子中使用的“儿童爱好者”标志非常相似。
The Comet Ping Pong menu contains a logo that is strikingly similar to the‘child lover' logo used in these circles.
天文学证据表明,彗星水可能具有可变的氘-氢(D-to-H)比,并且平均比率与地球上的水不同。
Astronomical evidence shows that cometary water may have variable deuterium-to-hydrogen(D-to-H) ratios, and that the average ratio differs from that of water on Earth.
如果彗星或小行星的进近使它达到太阳的1.3天文单位以内,我们称其为近地天体。
If approaching a comet or asteroid brings it to 1.3 astronomical units of the sun, we call it a near-earth object.
柯伊伯带是彗星物质的两个主要储层之一,据信可以扩展到超过50个天文单位。
The Kuiper Belt is one of the two main reservoirs of cometary material and is believed to extend to over fifty astronomical units.
它支持新出现的观点,即来自彗星的氨冰不可能是地球氮的主要来源。
It supports the emerging view that ammonia ice from comets is not likely to be the primary source of Earth's nitrogen.
在这种情况下,不同的D到H值可能表明彗星已经“老化”到其生命周期的不同阶段。
In this case, a different D-to-H value might indicate that the comet has“aged” into a different stage of its lifecycle.
The spacecraft is renamed the International Cometary Explorer(ICE) in 1982.
彗星在外太阳系中形成,但至少有一颗在太阳系的早期历史中逃过并到达了小行星带。
Comets formed in the outer solar system, but at least one escaped and reached the asteroid belt in the early history[of the] solar system.”.
她是记得的发现彗星C/1847年1847年T1,这是在媒体的时间为“米切尔小姐的彗星”预示。
She is remembered for discovering comet C/1847 T1 in 1847, which was heralded at the time as"Miss Mitchell's comet" in the media.
此外,如果奥陌陌是彗星活动,那么它的自转周期会变化,我们没有看到这一点。
Moreover, if it was cometary activity, then we would expect the spin period of this object to change, and we don't see that.
在彗星和陨石中也发现了星际尘埃,它们在历史上没有被加热过一段时间。
Interstellar dust is also found in comets and meteorites that have not been heated up for a prolonged period in their history.'.
虽然流星或彗星在撞击地面之前被认为已经爆裂,但这一事件仍被称为影响事件。
Although the meteor or comet is considered to have burst prior to hitting the surface, this event is still referred to as an impact event.
研究人员说,因为彗星模型下对于缺失的一氧化碳做出了更好的解释,所以它似乎比太阳模型更具可能性。
Because there are more explanations for the missing carbon monoxide under the cometary model, it seems more likely than the solar model, the researchers said.
彗星被认为可以提供早期宇宙化学成分的一瞥,但深入的研究一直很困难。
Comets are believed to offer a glimpse of the chemical composition of the early universe, but an in-depth study has always been difficult.
年他开玩笑说“我是在1835年和彗星一起来的,下次它出现的时候我会和它一起去。
In 1909, he jokingly said,“I came with the comet in 1835, and I will go out with it the next time it appears.”.
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