Scientists have discovered a new planet. What is one possible characteristic of this planet? A. It has no atmosphere. B. It is always very cold. C. It has a lot of water. D. It is very small. 相关知识点: 试题来源: 解析 C。解析:新发现的行星可能有很多特征,其中有很多水是一种可能...
The British astronomer William Herschel discovered the planet of Uranus, the second-farthest gas giant from Earth (after only Neptune, which was...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your tough ...
Related: A dwarf planet beyond Neptune has a mysterious ring that astronomers can't explain Like all exoplanets discovered by the Kepler space telescope, Kepler 37-b was detected using a technique called the transit method. As faraway planets orbit their stars, they transit — or pass in front...
The mountain climbing world has been wondering whether they might have reached the top in 1924. Pollard’s story moved me. I began to pack for the climb and expected that our advanced equipment would make it manageable, perhaps easy. I was wrong. On the highest point on the planet, I ...
Especially notable is Mariner 9, the first orbiter at Mars that discovered the planet's volcanoes and vast canyons during an era in which scientists thought its surface was like Earth's quiet moon. Viking 1 and Viking 2 landings: Viking 1 and Viking 2 alighted on the Martian surface in ...
inJapanandChile.AnditwasinChileshediscoveredshecould getlast-minutecheap dealson shipsgoingto Antarcticafrom theislandsoff TierradelFuego,thesouthernmosttip ofthe SouthAmericanmainland.“IjustdecidedIwantedtogo,”shesays.“IhadnoideaaboutwhatI?d findthereandIwasn?tnervous.Ijustwantedto doit.AndIwantedto...
Evidence includes the discovery of an impact structure off the Yucatan peninsula and the discovery of shock-fractured quartz grains. A preponderance of fern spores was also discovered; ferns are usually the first plants to recolonize an area that has been devegetated by a natural disaster. The ...
More precisely, seven planets were initially discovered, but the existence of three of them was later questioned. However, astronomers assume that a third planet may be lurking between two ones in the zone of life. 4. Van Maanen Star Van Maanen Star is the closest stand-alone white dwarf ...
The Red Planet According toUniverse Today, it’s impossible to know when Mars was “discovered.” People have observed it for over 4,000 years, since it is bright enough to be seen by the naked eye. You don’t need a telescope or even binoculars. In Roman mythology,...
Matthew Stuart