Chances an asteroid may hit Earth in 2032 have again risen, though the risk remains tiny, astronomers say. Here's what to ...
Before humans reach Mars, NASA wants to test its long-duration spaceflight capabilities by sending a crewed mission to a near ...
NASA has been busy observing an asteroid, dubbed Asteroid 2024 YR4, which it fears could be on a path to hit Earth in 2032.
50 分钟
Irish Mirror on MSNFears of giant asteroid smashing Earth increase as NASA upgrades collision chancesSpace scientists at the world-famous agency calculated the odds in January of the 100-metre-wide giant rock called 2024 YR4 ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果