The moon is the closest planet to the earth and the brightest and most easily observed object in the earth's night sky. Because the moon is always facing the same way towards the earth, for us humans living on earth, we can only ever observe one fixed side of the moon.
Category:
Extraterrestrial
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Extraterrestrial
400 Million Kilometres Away, a Probe Captures a View Of a Martian Ravine, Bringing The Planet To Life
Nowadays, Mars is obviously unsuitable for direct human habitation, because the environment of Mars is very different from that of Earth, such as Mars is unusually arid, desolate and without a trace of life. Despite this, scientists are still keen to explore Mars
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Extraterrestrial
What Are The Seven Stars Of The Big Dipper? How Big Are They? How Far Away Are They From The Earth?
The Big Dipper is located in the constellation Ursa Major, and under good observing conditions, we can find them almost every day in the night sky of the Northern Hemisphere. These seven shining stars form a unique spoon shape that is very easy to recognize.
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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
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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
Why Is It That The Discovery Of Extraterrestrial Life In Our Solar System Would Be The Beginning Of Despair For Humanity?
How exactly did such a complex life emerge on Earth? This is a great mystery to modern humans, but we are almost certain that the "birth of life" is a process that has a very small probability of occurring.
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Extraterrestrial
The Most Mysterious Crater On The Moon: An Unnaturally Oval Shape With a Giant Structure In The Middle
The "Ryder" crater is actually located on the rim of a much larger crater. Exploration data show that this old crater is about 70 km in diameter, and its rim rises high above the inner area, with an altitude difference of about 3 km
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Extraterrestrial
A Probe That Flew 22.8 Billion Kilometres And Finally Sent Back Pictures That Teach Mankind a Vivid Lesson
Although the Earth is just a "grain of dust suspended in the sun" in the universe, for us humans, this "grain of dust" is irreplaceable.
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Extraterrestrial
Which Is The 2nd Closest Star To The Sun? What About The 3rd Closest? Take a Look At The 10 Closest Stars To The Sun
According to astronomers, Barnard's star is approaching the Sun at a rate of about 107 kilometers per second, and on this trend, it will arrive at a distance of 3.85 light-years from the Sun in 11800 AD, replacing Proxima as the closest star to the Sun
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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