NASA·每日一图

NASA·每日一图

第65号远征队机组人员新闻发布会

From left to right, Expedition 65 backup crew members NASA astronaut Anne McClain and Russian cosmonauts Oleg Artemyev and Anton Shkaplerov of Roscosmos, and Expedition 65 prime crew members, Russian cosmonauts Oleg Novitskiy and Pyotr Dubrov of Roscosmos and NASA astronaut Mark Vande Hei, are seen […]

NASA·每日一图

火星的冰霜沙丘

A field of sand dunes occupies this frosty 5-kilometer diameter crater in the high-latitudes of the northern plains of Mars. Some dunes have separated from the main field and appear to be climbing up the crater slope along a gully-like form. The surface of the main dune field is characterized by a s

NASA·每日一图

凯特·鲁宾斯的工作是升级国际空间站

This image, taken on March 5, 2021, shows NASA astronaut Kate Rubins during a spacewalk to install solar array modification kits to ready the International Space Station for newer, more powerful solar arrays being delivered. VIDEO: Vice President Harris Calls NASA Astronauts Shannon Walker and Kate

NASA·每日一图

恒星结局的愿景

More than 11,000 years ago, a massive, supergiant star came to the end of its life. The star’s core collapsed to form an incredibly dense ball of neutrons, and its exterior was blasted away in an immense release of energy astronomers call a supernova. The light from this supernova first reache

NASA·每日一图

探索地球的水

NASA has investigated humanity’s impact on a number of our home planet’s natural resources and recently explored our impact on freshwater resources. Scientists have now completed the first global accounting of fluctuating water levels in Earth’s lakes and reservoirs – including ones prev

NASA·每日一图

土星的春天

Spring doesn’t just hapen on Earth. Spring also happens on some of our neighboring planets in the solar system. Of the countless equinoxes Saturn has seen since the birth of the solar system, this one, captured here in a mosaic of light and dark, is the first witnessed up close by an emissary

NASA·每日一图

火星上的机智号直升机(模拟图)

An illustration of NASA’s Ingenuity Helicopter flying on Mars. Ingenuity, a technology demonstration experiment, will be the first aircraft to attempt powered, controlled flight on another planet. Ingenuity arrived at Mars on Feb. 18, 2021, attached to the belly of NASA’s Mars 2020 Perseveranc

NASA·每日一图

哈勃望远镜向我们展示了未来

Sometime in the far distant future, about 4 billion years from now, our Milky Way galaxy will collide with the neighboring Andromeda galaxy, as illustrated in this artist’s rendition. The universe is expanding and accelerating, and collisions between galaxies in close proximity to each other s

NASA·每日一图

测试火星直升机

In this image from Jan. 18, 2019, Teddy Tzanetos, MiMi Aung and Bob Balaram of NASA’s Mars Helicopter project observe a flight test of a model of the Mars Helicopter in the Space Simulator, a 25-foot-wide (7.62 meter-wide) vacuum chamber at the Jet Propulsion Laboratory (JPL). Aung is currently the

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