Earth-Like Planets: How Will We Know If They Can Sustain Life? (VIDEO)The Kepler spacecraft has made two landmark discoveries of Earth- like planets this month. But determining whether such planets can sustain life would require years of additional study.Spotts, Pete...
Earth-sized planets. Since red dwarfs live much longer than Sun-like stars, this discovery raises the possibility that some of these planets may have much older and more evolved life than on Earth.
E. This makes the possibility of living things increasingly likely. F. Scientists have long thought that a planet with water is important for life.G. Study has shown that there are millions of planets in space. 相关知识点: 试题来源: 解析 答案见上 反馈 收藏 ...
A planet that may be Earth-like - but too hot for life as we know it - has been discovered orbiting a nearby star.The discovery of the planet, with an estimated radius about twice that of Earth, was announced Monday at the National Science Foundation."This is the smallest extrasolar p...
compare our results with the estimates for the small sample of known Earth-like planets. We find that exergy is an increasing function of the star effective temperature, within the range 2600–7200 K. It depends both on the star–planet separation and the star effective temperature. Biosphere...
“We propose a shift in focus,” he says. “We want to prioritize future searches for inhabited planets. We’re saying ‘Don’t just focus on the most Earth-like planets if you really want to find life.’” But is the discussion about which planets to look at even worth having?...
二、阅读下面短文,从短文后的选项中选出能填入空白处的最佳选项,选项中有两项为多余选项Finding life beyond the Earth is within reach Many scientists believe we are not alone in the universe. It's probable that life exists on some of the billions of planets in our galaxy. This basic question ab...
话题B类地行星Possible Earth - Like Planet Next Door读写积累Scientists say they discovered an Earth-like planet outside our solar system词汇(太阳系). It is a planet that could support lifee 1. away from This planet is just 4.2 light years away from us. It is so close that space scientis...
The model developed by the team found that white dwarfs can fuel both processes simultaneously, making Earth-like planets possible around white dwarfs. This discovery could help widen the focus of our search for life elsewhere in the cosmos, suggesting that systems that had previously ...
Bosssaid the universe could be crowded with rocky planets like Earth - some possibly with water, and even life. AlanBoss: [---3---] (hint:本句有个 - ) Bossbases his hunch on the fact that for nearby sun-like stars, about a third have turned up what are called 'super-Earths,' ...