According to our knowledge of known life, liquid water is essential for life. In other words, if there is liquid water on a planet, there is a possibility of life, and it is for this reason that scientists always consider liquid water as the first requirement when assessing the possibility of life on a planet.
Category:
Extraterrestrial
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This satellite is the communications satellite LES-1. In the 1960s and 1970s, the United States launched several such communications satellites, from LES-1 to LES-9, which were relatively small, weighing only about 32 kg, each with a horn antenna and an x-band transponder, as well as a 237 MHz signal transmitter, which were powered mainly by solar panels
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Extraterrestrial
Aliens Disposing Of Nuclear Waste? A Star With a Bizarre Spectrum Has Scientists Suspicious
Compared to iron, those rare earth elements in the universe, which are heavier than iron, are even rarer
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The mass of a star cannot grow indefinitely, it can only reach the "Eddington limit" at most, so beyond this threshold, it will soon "eject" the extra material
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Extraterrestrial
What Exactly Does The Sun Use As Fuel And How Has It Been Able To Burn For 4.6 Billion Years Without Going Out?
The sun, which we call the 'source of all things', has been sending light and heat to the earth for the past 4.6 billion years, which is why the earth is such a vibrant planet.What exactly does the sun use as fuel and how has it been able to burn for 4.6 billion years without going out?
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Extraterrestrial
Is The Sun Suspended In The Universe? What Exists Above And Below The Solar System?
Below the solar system, there is a star system labeled "alpha Centauri".
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Extraterrestrial
Three Billion Years Ahead Of Time! The Hubble Telescope Has Discovered That The Andromeda Galaxy Has Hit The Milky Way
An in-depth analysis of the light from these quasars using the Hubble telescope has shown that the Andromeda galaxy's "halo" has two nested gas shells, with the "inner shell" extending outward by about 500,000 light-years and the "outer shell" extending by up to 2 million light-years
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Extraterrestrial
Just 36.5 Light-Years From Earth, Another 'Super-Earth' Has Been Discovered That May Contain Extraterrestrial Life
Proxima, a slightly smaller red dwarf than Ross 508, has been frequently observed by astronomers as a giant flare in the past.
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Extraterrestrial
Curiosity Discovers Surreal Phenomenon: Cool Rocks 'Growing' On Desolate Mars, Defying Gravity
In the photos returned from the rover, we see Mars as a desolate world without a trace of life. Although Mars looks desolate and dry, there are many people who believe that Mars may become a second home for us humans
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Extraterrestrial
There Is a Mysterious Force That Controls The Workings Of The Universe And About Which Mankind Knows Almost Nothing
Further research shows that this mysterious force accounts for 68.3% of the total mass energy of the universe, and it is because of this that it is able to overcome gravity and become the dominant force controlling the operation of the universe