It is the only star in our solar system . It gives us heat and light . Without the sun , there would be no life on our planet . The nearest star outside the solar system is called Alpha Centauri . It is bigger and hotter than the sun . It looks much smaller because it is very...
bright ball in the sky.It is called the Sun.It is the only star in our solar system.It gives us heat and light.Without the sun,there would be no life on our planet.The nearest star outside the solar system is called Alph a Centauri.It is bigger and hotter tham the sun.It looks ...
Elderly triple stars and planets outside our solar system may have violent, chaotic endJUDY SIEGEL
Our countrywide roundup of cool shows for hot weather. (arts & entertainment) Marcy and his team of planet hunters have been scanning a number of sun-like stars, looking for extrasolar (outside our solar system) planets. New Planets They relied on the stars. If one of your campers gets ...
Extrasolar Planet (Exoplanet)means any planet that is outside our solar system such as this impression of an exoplanet. We don't know what an exoplanet actually looks like, we can only imagine them. The first exoplanet was discovered in the early nineties around a pulsar with the easy-to...
41.正确答案:C 【解析 】: 根据文章最后一段中的信息, “Scientists believe the possibility of finding Earth-like planets outside our solar system is uncommon, because the conditions for the birth of life are very strict.” 科学家认为在太阳系外找到 类似地球的行星的可能性并不常见,因为生命诞生的...
It is the only star in our(A)solar system. It gives us heat and light. Without the Sun,there would be no life on our planet. The nearest star outside the solar system is called Alph a Centauri. It is bigger and hotter than the Sun. It looks much smaller because(B)it is very ...
The nearest star outside the solar system is called Alpha Centauri.It is bigger and hotter tham the sun.It looks much smaller because it is very far away.It takes four years for light to reach us from Alpha Centauri.The Earth is only about eight light minutes away from the sun.The sun...
The volume concludes with a discussion of the perplexing problem of the missing mass and the search for dark matter, with a look at what the future holds for interstellar travel and the possibility of finding life outside our solar system. This thematic presentation is supported by a\n400-...
therewouldbenolifeonourplanet.TheneareststaroutsidethesolarsystemiscalledAlphaCentauri.Itisbiggerandhotterthanthesun.Itlooksmuchsmallerbecauseitisveryfaraway.IttakesfouryearsforlighttoreachusfromAlphaCentauri.TheEarthisonlyabouteightlightminutesawayfromthesun.Thesunisnotournearestneighbourinspace.Themoonisjust380...