Through a new 3D real-time visualization tool, you can now explore the asteroids and comets that approach Earth’s orbital neighborhood – and the spacecraft that visit these objects – with a click or a swipe. NASA’s Eyes on Asteroids brings this data to any smartphone, tablet, ...
“Eyes on Asteroids”工具 的开发得到了NASA行星防御协调办公室和JPL的近地天体研究中心的支持。“Eyes”从JPL的太阳系动力学数据库中收集数据,该数据库为我们太阳系中大多数已知的自然天体(包括近地天体)的轨道、特征和发现提供实时数据。 举报
NASA表示,通过一个新的3D实时可视化工具,民众现在可以通过点击或滑动来探索接近地球轨道附近的小行星和彗星--以及访问这些天体的航天器。NASA的“Eyes on Asteroids”将这些数据带到任何有互联网连接的智能手机、平板电脑或电脑上--不需要下载。每年都有数以千计的小行星和几十颗彗星被发现,其中一些被称为近地天体(...
BEIJING — China will hold discussions on building a defense system against near-Earth asteroids, a senior space agency official said on Saturday, as the country ste…
AH was first described by Benson in 1894 and initially termed “Asteroid Hyalites”, due to its clinical appearance resembling stars (or asteroids) shining in the night sky [2, 3]. Seventy years later, it was renamed “Asteroid Hyalosis” due to the absence of inflammatory changes [3]. ...
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如果你只关注某些头条新闻,你可能会认为地球会不断受到杀手小行星的轰炸。不过NASA的一个新小行星跟踪工具应该有助于缓解你的紧张情绪。Eyes on Asteroids是一个在线应用,它提供了一个太阳系的三维视图,另外还对小行星和彗星进行实时跟踪。 在那里,你会发现一些著名的太空物体,如Didymos(NASA DART任务的目标)和Bennu...
>Eyes on the skies. Eyes on the skies.Eyes on the skies.Features several two astronomers who study near-Earth objects (NEO) which have chances of colliding with the earth. Includes Dave Balam, Jim Scotti, etc.; Researches conducted; Equipment used in studying asteroids and other NEO; ...
IMPACT of asteroids with EarthDiscusses a study conducted by David Rabinowitz and colleagues, which estimated the number of kilometer-sized near-Earth asteroids in orbit. Physical evidence of impacts by asteroids and comets on planet Earth; Astronomers' development of a risk-assessment scale to help...
These space rocks — so named because they're hybrids of a sort, displaying characteristics of both asteroids and comets — have long intrigued astronomers. Part of the interest boils down to simple curiosity: Little is known about Centaurs, because no spacecraft has ever visited one. But that...