Explore the vast reaches of space and mankind’s continuing efforts to conquer the stars, including theories such as the Big Bang, the International Space Station, plus what the future holds for space travel and exploration.
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It's a celestial gift in the middle of August. Just look up for a spectacular sight.
Comet NEOWISE comes by only once every 6,800 years. But it will be visible to anyone with binoculars or even to the naked eye. Here's how to spot this rare event.
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Watching meteor showers can be a spectacular sight. We talked to some astronomy experts on how to improve your meteor-viewing experience.
Astronomers used Hubble's full range of imaging to dissect wild 'fireworks' happening in two nearby young planetary nebulas.
1953年，加州大学地球化学主义者克莱尔·帕特森（Clair Patterson）提出了对地球时代的估计值。
Uranus is the seventh planet from the sun and sits on an axial plane tilted at a jaw-dropping 97.7-degree angle. And yes, Uranus does actually stink.
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A new kind of survival story: Scientists discovered a star that came near a black hole and lived to tell the tale – at least temporarily.
Every April, the Lyrid meteor shower fills the sky with shooting stars. Here's how to see them in 2021.
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生菜具有关键营养素，可为宇航员和地球居民带来身体和心理的提升。在太空中生长的生菜不亚于土壤结合的品种。
NASA's historic Beach House on Cape Canaveral is the last place many astronauts visit before they blast off into space. Today it's full of mission memories and NASA artifacts.
Nobody's nose knows better than NASA's George Aldrich. He's the longest-serving member of the space agency's odor panel, which basically sniffs and smells everything that goes up into space.
Saturn is the sixth planet from the sun and the second largest planet in the solar system. It has an amazing ring system and 82 moons! And did we mention that it's an oblong world that appears squished looking?
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在太空竞赛的早期，几只动物进入轨道，包括狗，黑猩猩和一只勇敢的猫。法国太空计划中的这个被遗忘的猫科动物是谁？
NASA and the European Space Agency's new Solar Orbiter will travel as close as 26 million miles to the sun to get the first glimpses of its north and south poles.
Neptune is the eighth planet from the sun, and one of the coldest. It also has supersonic winds that are the fastest in the solar system.
The Geminid meteor shower is one of the year's stronger displays in terms of number and size of meteors. When's the best time to see it?
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1984年，罗纳德·里根（Ronald Reagan）总统对一个永久居住的空间站有了远见。今天，这种愿景是我们称为国际空间站的现实。
Polaris, also known as the North Star, is almost exactly over the celestial North Pole, making it extremely useful for navigation (and for making wishes on, as well).
大气压力在金星上极端压碎，铅会在其表面融化成水坑。但是，就像这个地方听起来一样，它实际上与地球有很多共同点。
A Russian cosmonaut printed some steak in space, and now we're one step closer to sending humans to Mars.
By杰斯林盾牌
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Jupiter is the largest planet in the solar system. Big as it is though, next to the sun, Jupiter looks puny.
随着对行星的搜索越来越磨损，天文学家尚未瞥见它，研究人员正在思考该物体可能是什么。
